130806120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 405440640

約数和(自身を除く): 274634520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 131, 157, 159, 212, 262, 265, 314, 318, 393, 424, 471, 524, 530, 628, 636, 655, 785, 786, 795, 942, 1048, 1060, 1256, 1272, 1310, 1570, 1572, 1590, 1884, 1965, 2120, 2355, 2620, 3140, 3144, 3180, 3768, 3930, 4710, 5240, 6280, 6360, 6943, 7860, 8321, 9420, 13886, 15720, 16642, 18840, 20567, 20829, 24963, 27772, 33284, 34715, 41134, 41605, 41658, 49926, 55544, 61701, 66568, 69430, 82268, 83210, 83316, 99852, 102835, 104145, 123402, 124815, 138860, 164536, 166420, 166632, 199704, 205670, 208290, 246804, 249630, 277720, 308505, 332840, 411340, 416580, 493608, 499260, 617010, 822680, 833160, 998520, 1090051, 1234020, 2180102, 2468040, 3270153, 4360204, 5450255, 6540306, 8720408, 10900510, 13080612, 16350765, 21801020, 26161224, 32701530, 43602040, 65403060, 130806120]

約数ペア:

[(1, 130806120), (2, 65403060), (3, 43602040), (4, 32701530), (5, 26161224), (6, 21801020), (8, 16350765), (10, 13080612), (12, 10900510), (15, 8720408), (20, 6540306), (24, 5450255), (30, 4360204), (40, 3270153), (53, 2468040), (60, 2180102), (106, 1234020), (120, 1090051), (131, 998520), (157, 833160), (159, 822680), (212, 617010), (262, 499260), (265, 493608), (314, 416580), (318, 411340), (393, 332840), (424, 308505), (471, 277720), (524, 249630), (530, 246804), (628, 208290), (636, 205670), (655, 199704), (785, 166632), (786, 166420), (795, 164536), (942, 138860), (1048, 124815), (1060, 123402), (1256, 104145), (1272, 102835), (1310, 99852), (1570, 83316), (1572, 83210), (1590, 82268), (1884, 69430), (1965, 66568), (2120, 61701), (2355, 55544), (2620, 49926), (3140, 41658), (3144, 41605), (3180, 41134), (3768, 34715), (3930, 33284), (4710, 27772), (5240, 24963), (6280, 20829), (6360, 20567), (6943, 18840), (7860, 16642), (8321, 15720), (9420, 13886)]