15696478360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1\times {\mathrm{631}}^1$

素因数の和:1193

約数の個数: 128

約数和(自身を含む): 37841126400

約数和(自身を除く): 22144648040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 461, 568, 631, 710, 760, 922, 1262, 1349, 1420, 1844, 2305, 2524, 2698, 2840, 3155, 3688, 4610, 5048, 5396, 6310, 6745, 8759, 9220, 10792, 11989, 12620, 13490, 17518, 18440, 23978, 25240, 26980, 32731, 35036, 43795, 44801, 47956, 53960, 59945, 65462, 70072, 87590, 89602, 95912, 119890, 130924, 163655, 175180, 179204, 224005, 239780, 261848, 290891, 327310, 350360, 358408, 448010, 479560, 581782, 621889, 654620, 851219, 896020, 1163564, 1243778, 1309240, 1454455, 1702438, 1792040, 2327128, 2487556, 2908910, 3109445, 3404876, 4256095, 4975112, 5526929, 5817820, 6218890, 6809752, 8512190, 11053858, 11635640, 12437780, 17024380, 20653261, 22107716, 24875560, 27634645, 34048760, 41306522, 44215432, 55269290, 82613044, 103266305, 110538580, 165226088, 206532610, 221077160, 392411959, 413065220, 784823918, 826130440, 1569647836, 1962059795, 3139295672, 3924119590, 7848239180, 15696478360]

約数ペア:

[(1, 15696478360), (2, 7848239180), (4, 3924119590), (5, 3139295672), (8, 1962059795), (10, 1569647836), (19, 826130440), (20, 784823918), (38, 413065220), (40, 392411959), (71, 221077160), (76, 206532610), (95, 165226088), (142, 110538580), (152, 103266305), (190, 82613044), (284, 55269290), (355, 44215432), (380, 41306522), (461, 34048760), (568, 27634645), (631, 24875560), (710, 22107716), (760, 20653261), (922, 17024380), (1262, 12437780), (1349, 11635640), (1420, 11053858), (1844, 8512190), (2305, 6809752), (2524, 6218890), (2698, 5817820), (2840, 5526929), (3155, 4975112), (3688, 4256095), (4610, 3404876), (5048, 3109445), (5396, 2908910), (6310, 2487556), (6745, 2327128), (8759, 1792040), (9220, 1702438), (10792, 1454455), (11989, 1309240), (12620, 1243778), (13490, 1163564), (17518, 896020), (18440, 851219), (23978, 654620), (25240, 621889), (26980, 581782), (32731, 479560), (35036, 448010), (43795, 358408), (44801, 350360), (47956, 327310), (53960, 290891), (59945, 261848), (65462, 239780), (70072, 224005), (87590, 179204), (89602, 175180), (95912, 163655), (119890, 130924)]