1989713040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:406

約数の個数: 320

約数和(自身を含む): 7295533056

約数和(自身を除く): 5305820016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 105, 112, 113, 120, 140, 141, 168, 188, 210, 223, 226, 235, 240, 280, 282, 329, 336, 339, 376, 420, 446, 452, 470, 560, 564, 565, 658, 669, 678, 705, 752, 791, 840, 892, 904, 940, 987, 1115, 1128, 1130, 1316, 1338, 1356, 1410, 1561, 1582, 1645, 1680, 1695, 1784, 1808, 1880, 1974, 2230, 2256, 2260, 2373, 2632, 2676, 2712, 2820, 3122, 3164, 3290, 3345, 3390, 3568, 3760, 3948, 3955, 4460, 4520, 4683, 4746, 4935, 5264, 5311, 5352, 5424, 5640, 6244, 6328, 6580, 6690, 6780, 7805, 7896, 7910, 8920, 9040, 9366, 9492, 9870, 10481, 10622, 10704, 11280, 11865, 12488, 12656, 13160, 13380, 13560, 15610, 15792, 15820, 15933, 17840, 18732, 18984, 19740, 20962, 21244, 23415, 23730, 24976, 25199, 26320, 26555, 26760, 27120, 31220, 31443, 31640, 31866, 37177, 37464, 37968, 39480, 41924, 42488, 46830, 47460, 50398, 52405, 53110, 53520, 62440, 62886, 63280, 63732, 73367, 74354, 74928, 75597, 78960, 79665, 83848, 84976, 93660, 94920, 100796, 104810, 106220, 111531, 124880, 125772, 125995, 127464, 146734, 148708, 151194, 157215, 159330, 167696, 176393, 185885, 187320, 189840, 201592, 209620, 212440, 220101, 223062, 251544, 251990, 254928, 293468, 297416, 302388, 314430, 318660, 352786, 366835, 371770, 374640, 377985, 403184, 419240, 424880, 440202, 446124, 503088, 503980, 529179, 557655, 586936, 594832, 604776, 628860, 637320, 705572, 733670, 743540, 755970, 838480, 880404, 881965, 892248, 1007960, 1058358, 1100505, 1115310, 1173872, 1184353, 1209552, 1257720, 1274640, 1411144, 1467340, 1487080, 1511940, 1760808, 1763930, 1784496, 2015920, 2116716, 2201010, 2230620, 2368706, 2515440, 2645895, 2822288, 2934680, 2974160, 3023880, 3521616, 3527860, 3553059, 4233432, 4402020, 4461240, 4737412, 5291790, 5869360, 5921765, 6047760, 7055720, 7106118, 8290471, 8466864, 8804040, 8922480, 9474824, 10583580, 11843530, 14111440, 14212236, 16580942, 17608080, 17765295, 18949648, 21167160, 23687060, 24871413, 28424472, 33161884, 35530590, 41452355, 42334320, 47374120, 49742826, 56848944, 66323768, 71061180, 82904710, 94748240, 99485652, 124357065, 132647536, 142122360, 165809420, 198971304, 248714130, 284244720, 331618840, 397942608, 497428260, 663237680, 994856520, 1989713040]

約数ペア:

[(1, 1989713040), (2, 994856520), (3, 663237680), (4, 497428260), (5, 397942608), (6, 331618840), (7, 284244720), (8, 248714130), (10, 198971304), (12, 165809420), (14, 142122360), (15, 132647536), (16, 124357065), (20, 99485652), (21, 94748240), (24, 82904710), (28, 71061180), (30, 66323768), (35, 56848944), (40, 49742826), (42, 47374120), (47, 42334320), (48, 41452355), (56, 35530590), (60, 33161884), (70, 28424472), (80, 24871413), (84, 23687060), (94, 21167160), (105, 18949648), (112, 17765295), (113, 17608080), (120, 16580942), (140, 14212236), (141, 14111440), (168, 11843530), (188, 10583580), (210, 9474824), (223, 8922480), (226, 8804040), (235, 8466864), (240, 8290471), (280, 7106118), (282, 7055720), (329, 6047760), (336, 5921765), (339, 5869360), (376, 5291790), (420, 4737412), (446, 4461240), (452, 4402020), (470, 4233432), (560, 3553059), (564, 3527860), (565, 3521616), (658, 3023880), (669, 2974160), (678, 2934680), (705, 2822288), (752, 2645895), (791, 2515440), (840, 2368706), (892, 2230620), (904, 2201010), (940, 2116716), (987, 2015920), (1115, 1784496), (1128, 1763930), (1130, 1760808), (1316, 1511940), (1338, 1487080), (1356, 1467340), (1410, 1411144), (1561, 1274640), (1582, 1257720), (1645, 1209552), (1680, 1184353), (1695, 1173872), (1784, 1115310), (1808, 1100505), (1880, 1058358), (1974, 1007960), (2230, 892248), (2256, 881965), (2260, 880404), (2373, 838480), (2632, 755970), (2676, 743540), (2712, 733670), (2820, 705572), (3122, 637320), (3164, 628860), (3290, 604776), (3345, 594832), (3390, 586936), (3568, 557655), (3760, 529179), (3948, 503980), (3955, 503088), (4460, 446124), (4520, 440202), (4683, 424880), (4746, 419240), (4935, 403184), (5264, 377985), (5311, 374640), (5352, 371770), (5424, 366835), (5640, 352786), (6244, 318660), (6328, 314430), (6580, 302388), (6690, 297416), (6780, 293468), (7805, 254928), (7896, 251990), (7910, 251544), (8920, 223062), (9040, 220101), (9366, 212440), (9492, 209620), (9870, 201592), (10481, 189840), (10622, 187320), (10704, 185885), (11280, 176393), (11865, 167696), (12488, 159330), (12656, 157215), (13160, 151194), (13380, 148708), (13560, 146734), (15610, 127464), (15792, 125995), (15820, 125772), (15933, 124880), (17840, 111531), (18732, 106220), (18984, 104810), (19740, 100796), (20962, 94920), (21244, 93660), (23415, 84976), (23730, 83848), (24976, 79665), (25199, 78960), (26320, 75597), (26555, 74928), (26760, 74354), (27120, 73367), (31220, 63732), (31443, 63280), (31640, 62886), (31866, 62440), (37177, 53520), (37464, 53110), (37968, 52405), (39480, 50398), (41924, 47460), (42488, 46830)]