281480010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{457}}^1$

素因数の和:900

約数の個数: 96

約数和(自身を含む): 789445440

約数和(自身を除く): 507965430

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 419, 457, 490, 735, 838, 914, 1257, 1371, 1470, 2095, 2285, 2514, 2742, 2933, 3199, 4190, 4570, 5866, 6285, 6398, 6855, 8799, 9597, 12570, 13710, 14665, 15995, 17598, 19194, 20531, 22393, 29330, 31990, 41062, 43995, 44786, 47985, 61593, 67179, 87990, 95970, 102655, 111965, 123186, 134358, 191483, 205310, 223930, 307965, 335895, 382966, 574449, 615930, 671790, 957415, 1148898, 1340381, 1914830, 2680762, 2872245, 4021143, 5744490, 6701905, 8042286, 9382667, 13403810, 18765334, 20105715, 28148001, 40211430, 46913335, 56296002, 93826670, 140740005, 281480010]

約数ペア:

[(1, 281480010), (2, 140740005), (3, 93826670), (5, 56296002), (6, 46913335), (7, 40211430), (10, 28148001), (14, 20105715), (15, 18765334), (21, 13403810), (30, 9382667), (35, 8042286), (42, 6701905), (49, 5744490), (70, 4021143), (98, 2872245), (105, 2680762), (147, 1914830), (210, 1340381), (245, 1148898), (294, 957415), (419, 671790), (457, 615930), (490, 574449), (735, 382966), (838, 335895), (914, 307965), (1257, 223930), (1371, 205310), (1470, 191483), (2095, 134358), (2285, 123186), (2514, 111965), (2742, 102655), (2933, 95970), (3199, 87990), (4190, 67179), (4570, 61593), (5866, 47985), (6285, 44786), (6398, 43995), (6855, 41062), (8799, 31990), (9597, 29330), (12570, 22393), (13710, 20531), (14665, 19194), (15995, 17598)]