437308180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{1637}}^1$

素因数の和:1721

約数の個数: 72

約数和(自身を含む): 996028488

約数和(自身を除く): 558720308

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 361, 370, 380, 703, 722, 740, 1406, 1444, 1637, 1805, 2812, 3274, 3515, 3610, 6548, 7030, 7220, 8185, 13357, 14060, 16370, 26714, 31103, 32740, 53428, 60569, 62206, 66785, 121138, 124412, 133570, 155515, 242276, 267140, 302845, 311030, 590957, 605690, 622060, 1150811, 1181914, 1211380, 2301622, 2363828, 2954785, 4603244, 5754055, 5909570, 11508110, 11819140, 21865409, 23016220, 43730818, 87461636, 109327045, 218654090, 437308180]

約数ペア:

[(1, 437308180), (2, 218654090), (4, 109327045), (5, 87461636), (10, 43730818), (19, 23016220), (20, 21865409), (37, 11819140), (38, 11508110), (74, 5909570), (76, 5754055), (95, 4603244), (148, 2954785), (185, 2363828), (190, 2301622), (361, 1211380), (370, 1181914), (380, 1150811), (703, 622060), (722, 605690), (740, 590957), (1406, 311030), (1444, 302845), (1637, 267140), (1805, 242276), (2812, 155515), (3274, 133570), (3515, 124412), (3610, 121138), (6548, 66785), (7030, 62206), (7220, 60569), (8185, 53428), (13357, 32740), (14060, 31103), (16370, 26714)]