639005640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:556

約数の個数: 256

約数和(自身を含む): 2380492800

約数和(自身を除く): 1741487160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 163, 168, 182, 195, 210, 260, 273, 280, 312, 326, 359, 364, 390, 420, 455, 489, 520, 546, 652, 718, 728, 780, 815, 840, 910, 978, 1077, 1092, 1141, 1304, 1365, 1436, 1560, 1630, 1795, 1820, 1956, 2119, 2154, 2184, 2282, 2445, 2513, 2730, 2872, 3260, 3423, 3590, 3640, 3912, 4238, 4308, 4564, 4667, 4890, 5026, 5385, 5460, 5705, 6357, 6520, 6846, 7180, 7539, 8476, 8616, 9128, 9334, 9780, 10052, 10595, 10770, 10920, 11410, 12565, 12714, 13692, 14001, 14360, 14833, 15078, 16952, 17115, 18668, 19560, 20104, 21190, 21540, 22820, 23335, 25130, 25428, 27384, 28002, 29666, 30156, 31785, 32669, 34230, 37336, 37695, 42380, 43080, 44499, 45640, 46670, 50260, 50856, 56004, 58517, 59332, 60312, 63570, 65338, 68460, 70005, 74165, 75390, 84760, 88998, 93340, 98007, 100520, 112008, 117034, 118664, 127140, 130676, 136920, 140010, 148330, 150780, 163345, 175551, 177996, 186680, 196014, 222495, 234068, 254280, 261352, 280020, 292585, 296660, 301560, 326690, 351102, 355992, 392028, 409619, 444990, 468136, 490035, 560040, 585170, 593320, 653380, 702204, 760721, 784056, 819238, 877755, 889980, 980070, 1170340, 1228857, 1306760, 1404408, 1521442, 1638476, 1755510, 1779960, 1960140, 2048095, 2282163, 2340680, 2457714, 3042884, 3276952, 3511020, 3803605, 3920280, 4096190, 4564326, 4915428, 5325047, 6085768, 6144285, 7022040, 7607210, 8192380, 9128652, 9830856, 10650094, 11410815, 12288570, 15214420, 15975141, 16384760, 18257304, 21300188, 22821630, 24577140, 26625235, 30428840, 31950282, 42600376, 45643260, 49154280, 53250470, 63900564, 79875705, 91286520, 106500940, 127801128, 159751410, 213001880, 319502820, 639005640]

約数ペア:

[(1, 639005640), (2, 319502820), (3, 213001880), (4, 159751410), (5, 127801128), (6, 106500940), (7, 91286520), (8, 79875705), (10, 63900564), (12, 53250470), (13, 49154280), (14, 45643260), (15, 42600376), (20, 31950282), (21, 30428840), (24, 26625235), (26, 24577140), (28, 22821630), (30, 21300188), (35, 18257304), (39, 16384760), (40, 15975141), (42, 15214420), (52, 12288570), (56, 11410815), (60, 10650094), (65, 9830856), (70, 9128652), (78, 8192380), (84, 7607210), (91, 7022040), (104, 6144285), (105, 6085768), (120, 5325047), (130, 4915428), (140, 4564326), (156, 4096190), (163, 3920280), (168, 3803605), (182, 3511020), (195, 3276952), (210, 3042884), (260, 2457714), (273, 2340680), (280, 2282163), (312, 2048095), (326, 1960140), (359, 1779960), (364, 1755510), (390, 1638476), (420, 1521442), (455, 1404408), (489, 1306760), (520, 1228857), (546, 1170340), (652, 980070), (718, 889980), (728, 877755), (780, 819238), (815, 784056), (840, 760721), (910, 702204), (978, 653380), (1077, 593320), (1092, 585170), (1141, 560040), (1304, 490035), (1365, 468136), (1436, 444990), (1560, 409619), (1630, 392028), (1795, 355992), (1820, 351102), (1956, 326690), (2119, 301560), (2154, 296660), (2184, 292585), (2282, 280020), (2445, 261352), (2513, 254280), (2730, 234068), (2872, 222495), (3260, 196014), (3423, 186680), (3590, 177996), (3640, 175551), (3912, 163345), (4238, 150780), (4308, 148330), (4564, 140010), (4667, 136920), (4890, 130676), (5026, 127140), (5385, 118664), (5460, 117034), (5705, 112008), (6357, 100520), (6520, 98007), (6846, 93340), (7180, 88998), (7539, 84760), (8476, 75390), (8616, 74165), (9128, 70005), (9334, 68460), (9780, 65338), (10052, 63570), (10595, 60312), (10770, 59332), (10920, 58517), (11410, 56004), (12565, 50856), (12714, 50260), (13692, 46670), (14001, 45640), (14360, 44499), (14833, 43080), (15078, 42380), (16952, 37695), (17115, 37336), (18668, 34230), (19560, 32669), (20104, 31785), (21190, 30156), (21540, 29666), (22820, 28002), (23335, 27384), (25130, 25428)]