215902920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:559

約数の個数: 128

約数和(自身を含む): 669513600

約数和(自身を除く): 453610680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 83, 106, 120, 159, 166, 212, 249, 265, 318, 332, 409, 415, 424, 498, 530, 636, 664, 795, 818, 830, 996, 1060, 1227, 1245, 1272, 1590, 1636, 1660, 1992, 2045, 2120, 2454, 2490, 3180, 3272, 3320, 4090, 4399, 4908, 4980, 6135, 6360, 8180, 8798, 9816, 9960, 12270, 13197, 16360, 17596, 21677, 21995, 24540, 26394, 33947, 35192, 43354, 43990, 49080, 52788, 65031, 65985, 67894, 86708, 87980, 101841, 105576, 108385, 130062, 131970, 135788, 169735, 173416, 175960, 203682, 216770, 260124, 263940, 271576, 325155, 339470, 407364, 433540, 509205, 520248, 527880, 650310, 678940, 814728, 867080, 1018410, 1300620, 1357880, 1799191, 2036820, 2601240, 3598382, 4073640, 5397573, 7196764, 8995955, 10795146, 14393528, 17991910, 21590292, 26987865, 35983820, 43180584, 53975730, 71967640, 107951460, 215902920]

約数ペア:

[(1, 215902920), (2, 107951460), (3, 71967640), (4, 53975730), (5, 43180584), (6, 35983820), (8, 26987865), (10, 21590292), (12, 17991910), (15, 14393528), (20, 10795146), (24, 8995955), (30, 7196764), (40, 5397573), (53, 4073640), (60, 3598382), (83, 2601240), (106, 2036820), (120, 1799191), (159, 1357880), (166, 1300620), (212, 1018410), (249, 867080), (265, 814728), (318, 678940), (332, 650310), (409, 527880), (415, 520248), (424, 509205), (498, 433540), (530, 407364), (636, 339470), (664, 325155), (795, 271576), (818, 263940), (830, 260124), (996, 216770), (1060, 203682), (1227, 175960), (1245, 173416), (1272, 169735), (1590, 135788), (1636, 131970), (1660, 130062), (1992, 108385), (2045, 105576), (2120, 101841), (2454, 87980), (2490, 86708), (3180, 67894), (3272, 65985), (3320, 65031), (4090, 52788), (4399, 49080), (4908, 43990), (4980, 43354), (6135, 35192), (6360, 33947), (8180, 26394), (8798, 24540), (9816, 21995), (9960, 21677), (12270, 17596), (13197, 16360)]