313838460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1889}}^1$

素因数の和:1988

約数の個数: 144

約数和(自身を含む): 1040195520

約数和(自身を除く): 726357060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 78, 90, 117, 130, 142, 156, 180, 195, 213, 234, 260, 284, 355, 390, 426, 468, 585, 639, 710, 780, 852, 923, 1065, 1170, 1278, 1420, 1846, 1889, 2130, 2340, 2556, 2769, 3195, 3692, 3778, 4260, 4615, 5538, 5667, 6390, 7556, 8307, 9230, 9445, 11076, 11334, 12780, 13845, 16614, 17001, 18460, 18890, 22668, 24557, 27690, 28335, 33228, 34002, 37780, 41535, 49114, 55380, 56670, 68004, 73671, 83070, 85005, 98228, 113340, 122785, 134119, 147342, 166140, 170010, 221013, 245570, 268238, 294684, 340020, 368355, 402357, 442026, 491140, 536476, 670595, 736710, 804714, 884052, 1105065, 1207071, 1341190, 1473420, 1609428, 1743547, 2011785, 2210130, 2414142, 2682380, 3487094, 4023570, 4420260, 4828284, 5230641, 6035355, 6974188, 8047140, 8717735, 10461282, 12070710, 15691923, 17435470, 20922564, 24141420, 26153205, 31383846, 34870940, 52306410, 62767692, 78459615, 104612820, 156919230, 313838460]

約数ペア:

[(1, 313838460), (2, 156919230), (3, 104612820), (4, 78459615), (5, 62767692), (6, 52306410), (9, 34870940), (10, 31383846), (12, 26153205), (13, 24141420), (15, 20922564), (18, 17435470), (20, 15691923), (26, 12070710), (30, 10461282), (36, 8717735), (39, 8047140), (45, 6974188), (52, 6035355), (60, 5230641), (65, 4828284), (71, 4420260), (78, 4023570), (90, 3487094), (117, 2682380), (130, 2414142), (142, 2210130), (156, 2011785), (180, 1743547), (195, 1609428), (213, 1473420), (234, 1341190), (260, 1207071), (284, 1105065), (355, 884052), (390, 804714), (426, 736710), (468, 670595), (585, 536476), (639, 491140), (710, 442026), (780, 402357), (852, 368355), (923, 340020), (1065, 294684), (1170, 268238), (1278, 245570), (1420, 221013), (1846, 170010), (1889, 166140), (2130, 147342), (2340, 134119), (2556, 122785), (2769, 113340), (3195, 98228), (3692, 85005), (3778, 83070), (4260, 73671), (4615, 68004), (5538, 56670), (5667, 55380), (6390, 49114), (7556, 41535), (8307, 37780), (9230, 34002), (9445, 33228), (11076, 28335), (11334, 27690), (12780, 24557), (13845, 22668), (16614, 18890), (17001, 18460)]