280496772

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{3229}}^1$

素因数の和:3385

約数の個数: 72

約数和(自身を含む): 752460800

約数和(自身を除く): 471964028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 127, 171, 228, 254, 342, 381, 508, 684, 762, 1143, 1524, 2286, 2413, 3229, 4572, 4826, 6458, 7239, 9652, 9687, 12916, 14478, 19374, 21717, 28956, 29061, 38748, 43434, 58122, 61351, 86868, 116244, 122702, 184053, 245404, 368106, 410083, 552159, 736212, 820166, 1104318, 1230249, 1640332, 2208636, 2460498, 3690747, 4920996, 7381494, 7791577, 14762988, 15583154, 23374731, 31166308, 46749462, 70124193, 93498924, 140248386, 280496772]

約数ペア:

[(1, 280496772), (2, 140248386), (3, 93498924), (4, 70124193), (6, 46749462), (9, 31166308), (12, 23374731), (18, 15583154), (19, 14762988), (36, 7791577), (38, 7381494), (57, 4920996), (76, 3690747), (114, 2460498), (127, 2208636), (171, 1640332), (228, 1230249), (254, 1104318), (342, 820166), (381, 736212), (508, 552159), (684, 410083), (762, 368106), (1143, 245404), (1524, 184053), (2286, 122702), (2413, 116244), (3229, 86868), (4572, 61351), (4826, 58122), (6458, 43434), (7239, 38748), (9652, 29061), (9687, 28956), (12916, 21717), (14478, 19374)]