245721840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11251}}^1$

素因数の和:11287

約数の個数: 160

約数和(自身を含む): 937606656

約数和(自身を除く): 691884816

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, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 11251, 21840, 22502, 33753, 45004, 56255, 67506, 78757, 90008, 112510, 135012, 146263, 157514, 168765, 180016, 225020, 236271, 270024, 292526, 315028, 337530, 393785, 438789, 450040, 472542, 540048, 585052, 630056, 675060, 731315, 787570, 877578, 900080, 945084, 1023841, 1170104, 1181355, 1260112, 1350120, 1462630, 1575140, 1755156, 1890168, 2047682, 2193945, 2340208, 2362710, 2700240, 2925260, 3071523, 3150280, 3510312, 3780336, 4095364, 4387890, 4725420, 5119205, 5850520, 6143046, 6300560, 7020624, 8190728, 8775780, 9450840, 10238410, 11701040, 12286092, 15357615, 16381456, 17551560, 18901680, 20476820, 24572184, 30715230, 35103120, 40953640, 49144368, 61430460, 81907280, 122860920, 245721840]

約数ペア:

[(1, 245721840), (2, 122860920), (3, 81907280), (4, 61430460), (5, 49144368), (6, 40953640), (7, 35103120), (8, 30715230), (10, 24572184), (12, 20476820), (13, 18901680), (14, 17551560), (15, 16381456), (16, 15357615), (20, 12286092), (21, 11701040), (24, 10238410), (26, 9450840), (28, 8775780), (30, 8190728), (35, 7020624), (39, 6300560), (40, 6143046), (42, 5850520), (48, 5119205), (52, 4725420), (56, 4387890), (60, 4095364), (65, 3780336), (70, 3510312), (78, 3150280), (80, 3071523), (84, 2925260), (91, 2700240), (104, 2362710), (105, 2340208), (112, 2193945), (120, 2047682), (130, 1890168), (140, 1755156), (156, 1575140), (168, 1462630), (182, 1350120), (195, 1260112), (208, 1181355), (210, 1170104), (240, 1023841), (260, 945084), (273, 900080), (280, 877578), (312, 787570), (336, 731315), (364, 675060), (390, 630056), (420, 585052), (455, 540048), (520, 472542), (546, 450040), (560, 438789), (624, 393785), (728, 337530), (780, 315028), (840, 292526), (910, 270024), (1040, 236271), (1092, 225020), (1365, 180016), (1456, 168765), (1560, 157514), (1680, 146263), (1820, 135012), (2184, 112510), (2730, 90008), (3120, 78757), (3640, 67506), (4368, 56255), (5460, 45004), (7280, 33753), (10920, 22502), (11251, 21840)]