388138950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{461}}^1\times {\mathrm{1871}}^1$

素因数の和:2350

約数の個数: 72

約数和(自身を含む): 1045620576

約数和(自身を除く): 657481626

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 461, 922, 1383, 1871, 2305, 2766, 3742, 4149, 4610, 5613, 6915, 8298, 9355, 11226, 11525, 13830, 16839, 18710, 20745, 23050, 28065, 33678, 34575, 41490, 46775, 56130, 69150, 84195, 93550, 103725, 140325, 168390, 207450, 280650, 420975, 841950, 862531, 1725062, 2587593, 4312655, 5175186, 7762779, 8625310, 12937965, 15525558, 21563275, 25875930, 38813895, 43126550, 64689825, 77627790, 129379650, 194069475, 388138950]

約数ペア:

[(1, 388138950), (2, 194069475), (3, 129379650), (5, 77627790), (6, 64689825), (9, 43126550), (10, 38813895), (15, 25875930), (18, 21563275), (25, 15525558), (30, 12937965), (45, 8625310), (50, 7762779), (75, 5175186), (90, 4312655), (150, 2587593), (225, 1725062), (450, 862531), (461, 841950), (922, 420975), (1383, 280650), (1871, 207450), (2305, 168390), (2766, 140325), (3742, 103725), (4149, 93550), (4610, 84195), (5613, 69150), (6915, 56130), (8298, 46775), (9355, 41490), (11226, 34575), (11525, 33678), (13830, 28065), (16839, 23050), (18710, 20745)]