1552872440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{389}}^1$

素因数の和:729

約数の個数: 128

約数和(自身を含む): 4094064000

約数和(自身を除く): 2541191560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 269, 280, 371, 389, 424, 530, 538, 742, 778, 1060, 1076, 1345, 1484, 1556, 1855, 1883, 1945, 2120, 2152, 2690, 2723, 2968, 3112, 3710, 3766, 3890, 5380, 5446, 7420, 7532, 7780, 9415, 10760, 10892, 13615, 14257, 14840, 15064, 15560, 18830, 20617, 21784, 27230, 28514, 37660, 41234, 54460, 57028, 71285, 75320, 82468, 99799, 103085, 104641, 108920, 114056, 142570, 144319, 164936, 199598, 206170, 209282, 285140, 288638, 399196, 412340, 418564, 498995, 523205, 570280, 577276, 721595, 732487, 798392, 824680, 837128, 997990, 1046410, 1154552, 1443190, 1464974, 1995980, 2092820, 2886380, 2929948, 3662435, 3991960, 4185640, 5545973, 5772760, 5859896, 7324870, 11091946, 14649740, 22183892, 27729865, 29299480, 38821811, 44367784, 55459730, 77643622, 110919460, 155287244, 194109055, 221838920, 310574488, 388218110, 776436220, 1552872440]

約数ペア:

[(1, 1552872440), (2, 776436220), (4, 388218110), (5, 310574488), (7, 221838920), (8, 194109055), (10, 155287244), (14, 110919460), (20, 77643622), (28, 55459730), (35, 44367784), (40, 38821811), (53, 29299480), (56, 27729865), (70, 22183892), (106, 14649740), (140, 11091946), (212, 7324870), (265, 5859896), (269, 5772760), (280, 5545973), (371, 4185640), (389, 3991960), (424, 3662435), (530, 2929948), (538, 2886380), (742, 2092820), (778, 1995980), (1060, 1464974), (1076, 1443190), (1345, 1154552), (1484, 1046410), (1556, 997990), (1855, 837128), (1883, 824680), (1945, 798392), (2120, 732487), (2152, 721595), (2690, 577276), (2723, 570280), (2968, 523205), (3112, 498995), (3710, 418564), (3766, 412340), (3890, 399196), (5380, 288638), (5446, 285140), (7420, 209282), (7532, 206170), (7780, 199598), (9415, 164936), (10760, 144319), (10892, 142570), (13615, 114056), (14257, 108920), (14840, 104641), (15064, 103085), (15560, 99799), (18830, 82468), (20617, 75320), (21784, 71285), (27230, 57028), (28514, 54460), (37660, 41234)]