26491920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1249

約数の個数: 160

約数和(自身を含む): 101160192

約数和(自身を除く): 74668272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1213, 1365, 1456, 1560, 1680, 1820, 2184, 2426, 2730, 3120, 3639, 3640, 4368, 4852, 5460, 6065, 7278, 7280, 8491, 9704, 10920, 12130, 14556, 15769, 16982, 18195, 19408, 21840, 24260, 25473, 29112, 31538, 33964, 36390, 42455, 47307, 48520, 50946, 58224, 63076, 67928, 72780, 78845, 84910, 94614, 97040, 101892, 110383, 126152, 127365, 135856, 145560, 157690, 169820, 189228, 203784, 220766, 236535, 252304, 254730, 291120, 315380, 331149, 339640, 378456, 407568, 441532, 473070, 509460, 551915, 630760, 662298, 679280, 756912, 883064, 946140, 1018920, 1103830, 1261520, 1324596, 1655745, 1766128, 1892280, 2037840, 2207660, 2649192, 3311490, 3784560, 4415320, 5298384, 6622980, 8830640, 13245960, 26491920]

約数ペア:

[(1, 26491920), (2, 13245960), (3, 8830640), (4, 6622980), (5, 5298384), (6, 4415320), (7, 3784560), (8, 3311490), (10, 2649192), (12, 2207660), (13, 2037840), (14, 1892280), (15, 1766128), (16, 1655745), (20, 1324596), (21, 1261520), (24, 1103830), (26, 1018920), (28, 946140), (30, 883064), (35, 756912), (39, 679280), (40, 662298), (42, 630760), (48, 551915), (52, 509460), (56, 473070), (60, 441532), (65, 407568), (70, 378456), (78, 339640), (80, 331149), (84, 315380), (91, 291120), (104, 254730), (105, 252304), (112, 236535), (120, 220766), (130, 203784), (140, 189228), (156, 169820), (168, 157690), (182, 145560), (195, 135856), (208, 127365), (210, 126152), (240, 110383), (260, 101892), (273, 97040), (280, 94614), (312, 84910), (336, 78845), (364, 72780), (390, 67928), (420, 63076), (455, 58224), (520, 50946), (546, 48520), (560, 47307), (624, 42455), (728, 36390), (780, 33964), (840, 31538), (910, 29112), (1040, 25473), (1092, 24260), (1213, 21840), (1365, 19408), (1456, 18195), (1560, 16982), (1680, 15769), (1820, 14556), (2184, 12130), (2426, 10920), (2730, 9704), (3120, 8491), (3639, 7280), (3640, 7278), (4368, 6065), (4852, 5460)]