72476820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{659}}^1$

素因数の和:734

約数の個数: 144

約数和(自身を含む): 242161920

約数和(自身を除く): 169685100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 47, 52, 60, 65, 78, 90, 94, 117, 130, 141, 156, 180, 188, 195, 234, 235, 260, 282, 390, 423, 468, 470, 564, 585, 611, 659, 705, 780, 846, 940, 1170, 1222, 1318, 1410, 1692, 1833, 1977, 2115, 2340, 2444, 2636, 2820, 3055, 3295, 3666, 3954, 4230, 5499, 5931, 6110, 6590, 7332, 7908, 8460, 8567, 9165, 9885, 10998, 11862, 12220, 13180, 17134, 18330, 19770, 21996, 23724, 25701, 27495, 29655, 30973, 34268, 36660, 39540, 42835, 51402, 54990, 59310, 61946, 77103, 85670, 92919, 102804, 109980, 118620, 123892, 128505, 154206, 154865, 171340, 185838, 257010, 278757, 308412, 309730, 371676, 385515, 402649, 464595, 514020, 557514, 619460, 771030, 805298, 929190, 1115028, 1207947, 1393785, 1542060, 1610596, 1858380, 2013245, 2415894, 2787570, 3623841, 4026490, 4831788, 5575140, 6039735, 7247682, 8052980, 12079470, 14495364, 18119205, 24158940, 36238410, 72476820]

約数ペア:

[(1, 72476820), (2, 36238410), (3, 24158940), (4, 18119205), (5, 14495364), (6, 12079470), (9, 8052980), (10, 7247682), (12, 6039735), (13, 5575140), (15, 4831788), (18, 4026490), (20, 3623841), (26, 2787570), (30, 2415894), (36, 2013245), (39, 1858380), (45, 1610596), (47, 1542060), (52, 1393785), (60, 1207947), (65, 1115028), (78, 929190), (90, 805298), (94, 771030), (117, 619460), (130, 557514), (141, 514020), (156, 464595), (180, 402649), (188, 385515), (195, 371676), (234, 309730), (235, 308412), (260, 278757), (282, 257010), (390, 185838), (423, 171340), (468, 154865), (470, 154206), (564, 128505), (585, 123892), (611, 118620), (659, 109980), (705, 102804), (780, 92919), (846, 85670), (940, 77103), (1170, 61946), (1222, 59310), (1318, 54990), (1410, 51402), (1692, 42835), (1833, 39540), (1977, 36660), (2115, 34268), (2340, 30973), (2444, 29655), (2636, 27495), (2820, 25701), (3055, 23724), (3295, 21996), (3666, 19770), (3954, 18330), (4230, 17134), (5499, 13180), (5931, 12220), (6110, 11862), (6590, 10998), (7332, 9885), (7908, 9165), (8460, 8567)]