245776440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:422

約数の個数: 256

約数和(自身を含む): 923166720

約数和(自身を除く): 677390280

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, 71, 78, 84, 91, 104, 105, 120, 130, 140, 142, 156, 168, 182, 195, 210, 213, 260, 273, 280, 284, 312, 317, 355, 364, 390, 420, 426, 455, 497, 520, 546, 568, 634, 710, 728, 780, 840, 852, 910, 923, 951, 994, 1065, 1092, 1268, 1365, 1420, 1491, 1560, 1585, 1704, 1820, 1846, 1902, 1988, 2130, 2184, 2219, 2485, 2536, 2730, 2769, 2840, 2982, 3170, 3640, 3692, 3804, 3976, 4121, 4260, 4438, 4615, 4755, 4970, 5460, 5538, 5964, 6340, 6461, 6657, 7384, 7455, 7608, 8242, 8520, 8876, 9230, 9510, 9940, 10920, 11076, 11095, 11928, 12363, 12680, 12922, 13314, 13845, 14910, 16484, 17752, 18460, 19020, 19383, 19880, 20605, 22152, 22190, 22507, 24726, 25844, 26628, 27690, 28847, 29820, 32305, 32968, 33285, 36920, 38040, 38766, 41210, 44380, 45014, 49452, 51688, 53256, 55380, 57694, 59640, 61815, 64610, 66570, 67521, 77532, 82420, 86541, 88760, 90028, 96915, 98904, 110760, 112535, 115388, 123630, 129220, 133140, 135042, 144235, 155064, 157549, 164840, 173082, 180056, 193830, 225070, 230776, 247260, 258440, 266280, 270084, 288470, 292591, 315098, 337605, 346164, 387660, 432705, 450140, 472647, 494520, 540168, 576940, 585182, 630196, 675210, 692328, 775320, 787745, 865410, 877773, 900280, 945294, 1153880, 1170364, 1260392, 1350420, 1462955, 1575490, 1730820, 1755546, 1890588, 2048137, 2340728, 2363235, 2700840, 2925910, 3150980, 3461640, 3511092, 3781176, 4096274, 4388865, 4726470, 5851820, 6144411, 6301960, 7022184, 8192548, 8777730, 9452940, 10240685, 11703640, 12288822, 16385096, 17555460, 18905880, 20481370, 24577644, 30722055, 35110920, 40962740, 49155288, 61444110, 81925480, 122888220, 245776440]

約数ペア:

[(1, 245776440), (2, 122888220), (3, 81925480), (4, 61444110), (5, 49155288), (6, 40962740), (7, 35110920), (8, 30722055), (10, 24577644), (12, 20481370), (13, 18905880), (14, 17555460), (15, 16385096), (20, 12288822), (21, 11703640), (24, 10240685), (26, 9452940), (28, 8777730), (30, 8192548), (35, 7022184), (39, 6301960), (40, 6144411), (42, 5851820), (52, 4726470), (56, 4388865), (60, 4096274), (65, 3781176), (70, 3511092), (71, 3461640), (78, 3150980), (84, 2925910), (91, 2700840), (104, 2363235), (105, 2340728), (120, 2048137), (130, 1890588), (140, 1755546), (142, 1730820), (156, 1575490), (168, 1462955), (182, 1350420), (195, 1260392), (210, 1170364), (213, 1153880), (260, 945294), (273, 900280), (280, 877773), (284, 865410), (312, 787745), (317, 775320), (355, 692328), (364, 675210), (390, 630196), (420, 585182), (426, 576940), (455, 540168), (497, 494520), (520, 472647), (546, 450140), (568, 432705), (634, 387660), (710, 346164), (728, 337605), (780, 315098), (840, 292591), (852, 288470), (910, 270084), (923, 266280), (951, 258440), (994, 247260), (1065, 230776), (1092, 225070), (1268, 193830), (1365, 180056), (1420, 173082), (1491, 164840), (1560, 157549), (1585, 155064), (1704, 144235), (1820, 135042), (1846, 133140), (1902, 129220), (1988, 123630), (2130, 115388), (2184, 112535), (2219, 110760), (2485, 98904), (2536, 96915), (2730, 90028), (2769, 88760), (2840, 86541), (2982, 82420), (3170, 77532), (3640, 67521), (3692, 66570), (3804, 64610), (3976, 61815), (4121, 59640), (4260, 57694), (4438, 55380), (4615, 53256), (4755, 51688), (4970, 49452), (5460, 45014), (5538, 44380), (5964, 41210), (6340, 38766), (6461, 38040), (6657, 36920), (7384, 33285), (7455, 32968), (7608, 32305), (8242, 29820), (8520, 28847), (8876, 27690), (9230, 26628), (9510, 25844), (9940, 24726), (10920, 22507), (11076, 22190), (11095, 22152), (11928, 20605), (12363, 19880), (12680, 19383), (12922, 19020), (13314, 18460), (13845, 17752), (14910, 16484)]