69981560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:813

約数の個数: 96

約数和(自身を含む): 182422800

約数和(自身を除く): 112441240

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 121, 152, 190, 209, 220, 242, 380, 418, 440, 484, 605, 760, 761, 836, 968, 1045, 1210, 1522, 1672, 2090, 2299, 2420, 3044, 3805, 4180, 4598, 4840, 6088, 7610, 8360, 8371, 9196, 11495, 14459, 15220, 16742, 18392, 22990, 28918, 30440, 33484, 41855, 45980, 57836, 66968, 72295, 83710, 91960, 92081, 115672, 144590, 159049, 167420, 184162, 289180, 318098, 334840, 368324, 460405, 578360, 636196, 736648, 795245, 920810, 1272392, 1590490, 1749539, 1841620, 3180980, 3499078, 3683240, 6361960, 6998156, 8747695, 13996312, 17495390, 34990780, 69981560]

約数ペア:

[(1, 69981560), (2, 34990780), (4, 17495390), (5, 13996312), (8, 8747695), (10, 6998156), (11, 6361960), (19, 3683240), (20, 3499078), (22, 3180980), (38, 1841620), (40, 1749539), (44, 1590490), (55, 1272392), (76, 920810), (88, 795245), (95, 736648), (110, 636196), (121, 578360), (152, 460405), (190, 368324), (209, 334840), (220, 318098), (242, 289180), (380, 184162), (418, 167420), (440, 159049), (484, 144590), (605, 115672), (760, 92081), (761, 91960), (836, 83710), (968, 72295), (1045, 66968), (1210, 57836), (1522, 45980), (1672, 41855), (2090, 33484), (2299, 30440), (2420, 28918), (3044, 22990), (3805, 18392), (4180, 16742), (4598, 15220), (4840, 14459), (6088, 11495), (7610, 9196), (8360, 8371)]