195372120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1105

約数の個数: 128

約数和(自身を含む): 620835840

約数和(自身を除く): 425463720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 71, 92, 115, 120, 138, 142, 184, 213, 230, 276, 284, 345, 355, 426, 460, 552, 568, 690, 710, 852, 920, 997, 1065, 1380, 1420, 1633, 1704, 1994, 2130, 2760, 2840, 2991, 3266, 3988, 4260, 4899, 4985, 5982, 6532, 7976, 8165, 8520, 9798, 9970, 11964, 13064, 14955, 16330, 19596, 19940, 22931, 23928, 24495, 29910, 32660, 39192, 39880, 45862, 48990, 59820, 65320, 68793, 70787, 91724, 97980, 114655, 119640, 137586, 141574, 183448, 195960, 212361, 229310, 275172, 283148, 343965, 353935, 424722, 458620, 550344, 566296, 687930, 707870, 849444, 917240, 1061805, 1375860, 1415740, 1628101, 1698888, 2123610, 2751720, 2831480, 3256202, 4247220, 4884303, 6512404, 8140505, 8494440, 9768606, 13024808, 16281010, 19537212, 24421515, 32562020, 39074424, 48843030, 65124040, 97686060, 195372120]

約数ペア:

[(1, 195372120), (2, 97686060), (3, 65124040), (4, 48843030), (5, 39074424), (6, 32562020), (8, 24421515), (10, 19537212), (12, 16281010), (15, 13024808), (20, 9768606), (23, 8494440), (24, 8140505), (30, 6512404), (40, 4884303), (46, 4247220), (60, 3256202), (69, 2831480), (71, 2751720), (92, 2123610), (115, 1698888), (120, 1628101), (138, 1415740), (142, 1375860), (184, 1061805), (213, 917240), (230, 849444), (276, 707870), (284, 687930), (345, 566296), (355, 550344), (426, 458620), (460, 424722), (552, 353935), (568, 343965), (690, 283148), (710, 275172), (852, 229310), (920, 212361), (997, 195960), (1065, 183448), (1380, 141574), (1420, 137586), (1633, 119640), (1704, 114655), (1994, 97980), (2130, 91724), (2760, 70787), (2840, 68793), (2991, 65320), (3266, 59820), (3988, 48990), (4260, 45862), (4899, 39880), (4985, 39192), (5982, 32660), (6532, 29910), (7976, 24495), (8165, 23928), (8520, 22931), (9798, 19940), (9970, 19596), (11964, 16330), (13064, 14955)]