280523880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8563}}^1$

素因数の和:8600

約数の個数: 192

約数和(自身を含む): 1122226560

約数和(自身を除く): 841702680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 8563, 10920, 16380, 17126, 25689, 32760, 34252, 42815, 51378, 59941, 68504, 77067, 85630, 102756, 111319, 119882, 128445, 154134, 171260, 179823, 205512, 222638, 239764, 256890, 299705, 308268, 333957, 342520, 359646, 385335, 445276, 479528, 513780, 539469, 556595, 599410, 616536, 667914, 719292, 770670, 779233, 890552, 899115, 1001871, 1027560, 1078938, 1113190, 1198820, 1335828, 1438584, 1541340, 1558466, 1669785, 1798230, 2003742, 2157876, 2226380, 2337699, 2397640, 2671656, 2697345, 3082680, 3116932, 3339570, 3596460, 3896165, 4007484, 4315752, 4452760, 4675398, 5009355, 5394690, 6233864, 6679140, 7013097, 7192920, 7792330, 8014968, 9350796, 10018710, 10789380, 11688495, 13358280, 14026194, 15584660, 18701592, 20037420, 21578760, 23376990, 28052388, 31169320, 35065485, 40074840, 46753980, 56104776, 70130970, 93507960, 140261940, 280523880]

約数ペア:

[(1, 280523880), (2, 140261940), (3, 93507960), (4, 70130970), (5, 56104776), (6, 46753980), (7, 40074840), (8, 35065485), (9, 31169320), (10, 28052388), (12, 23376990), (13, 21578760), (14, 20037420), (15, 18701592), (18, 15584660), (20, 14026194), (21, 13358280), (24, 11688495), (26, 10789380), (28, 10018710), (30, 9350796), (35, 8014968), (36, 7792330), (39, 7192920), (40, 7013097), (42, 6679140), (45, 6233864), (52, 5394690), (56, 5009355), (60, 4675398), (63, 4452760), (65, 4315752), (70, 4007484), (72, 3896165), (78, 3596460), (84, 3339570), (90, 3116932), (91, 3082680), (104, 2697345), (105, 2671656), (117, 2397640), (120, 2337699), (126, 2226380), (130, 2157876), (140, 2003742), (156, 1798230), (168, 1669785), (180, 1558466), (182, 1541340), (195, 1438584), (210, 1335828), (234, 1198820), (252, 1113190), (260, 1078938), (273, 1027560), (280, 1001871), (312, 899115), (315, 890552), (360, 779233), (364, 770670), (390, 719292), (420, 667914), (455, 616536), (468, 599410), (504, 556595), (520, 539469), (546, 513780), (585, 479528), (630, 445276), (728, 385335), (780, 359646), (819, 342520), (840, 333957), (910, 308268), (936, 299705), (1092, 256890), (1170, 239764), (1260, 222638), (1365, 205512), (1560, 179823), (1638, 171260), (1820, 154134), (2184, 128445), (2340, 119882), (2520, 111319), (2730, 102756), (3276, 85630), (3640, 77067), (4095, 68504), (4680, 59941), (5460, 51378), (6552, 42815), (8190, 34252), (8563, 32760), (10920, 25689), (16380, 17126)]