68178460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^3\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 175150080

約数和(自身を除く): 106971620

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 71, 76, 95, 133, 140, 142, 190, 266, 284, 355, 361, 380, 497, 532, 665, 710, 722, 994, 1330, 1349, 1420, 1444, 1805, 1988, 2485, 2527, 2660, 2698, 3610, 4970, 5054, 5396, 6745, 6859, 7220, 9443, 9940, 10108, 12635, 13490, 13718, 18886, 25270, 25631, 26980, 27436, 34295, 37772, 47215, 48013, 50540, 51262, 68590, 94430, 96026, 102524, 128155, 137180, 179417, 188860, 192052, 240065, 256310, 358834, 480130, 486989, 512620, 717668, 897085, 960260, 973978, 1794170, 1947956, 2434945, 3408923, 3588340, 4869890, 6817846, 9739780, 13635692, 17044615, 34089230, 68178460]

約数ペア:

[(1, 68178460), (2, 34089230), (4, 17044615), (5, 13635692), (7, 9739780), (10, 6817846), (14, 4869890), (19, 3588340), (20, 3408923), (28, 2434945), (35, 1947956), (38, 1794170), (70, 973978), (71, 960260), (76, 897085), (95, 717668), (133, 512620), (140, 486989), (142, 480130), (190, 358834), (266, 256310), (284, 240065), (355, 192052), (361, 188860), (380, 179417), (497, 137180), (532, 128155), (665, 102524), (710, 96026), (722, 94430), (994, 68590), (1330, 51262), (1349, 50540), (1420, 48013), (1444, 47215), (1805, 37772), (1988, 34295), (2485, 27436), (2527, 26980), (2660, 25631), (2698, 25270), (3610, 18886), (4970, 13718), (5054, 13490), (5396, 12635), (6745, 10108), (6859, 9940), (7220, 9443)]