15830040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 51321600

約数和(自身を除く): 35491560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 53, 57, 60, 76, 95, 106, 114, 120, 131, 152, 159, 190, 212, 228, 262, 265, 285, 318, 380, 393, 424, 456, 524, 530, 570, 636, 655, 760, 786, 795, 1007, 1048, 1060, 1140, 1272, 1310, 1572, 1590, 1965, 2014, 2120, 2280, 2489, 2620, 3021, 3144, 3180, 3930, 4028, 4978, 5035, 5240, 6042, 6360, 6943, 7467, 7860, 8056, 9956, 10070, 12084, 12445, 13886, 14934, 15105, 15720, 19912, 20140, 20829, 24168, 24890, 27772, 29868, 30210, 34715, 37335, 40280, 41658, 49780, 55544, 59736, 60420, 69430, 74670, 83316, 99560, 104145, 120840, 131917, 138860, 149340, 166632, 208290, 263834, 277720, 298680, 395751, 416580, 527668, 659585, 791502, 833160, 1055336, 1319170, 1583004, 1978755, 2638340, 3166008, 3957510, 5276680, 7915020, 15830040]

約数ペア:

[(1, 15830040), (2, 7915020), (3, 5276680), (4, 3957510), (5, 3166008), (6, 2638340), (8, 1978755), (10, 1583004), (12, 1319170), (15, 1055336), (19, 833160), (20, 791502), (24, 659585), (30, 527668), (38, 416580), (40, 395751), (53, 298680), (57, 277720), (60, 263834), (76, 208290), (95, 166632), (106, 149340), (114, 138860), (120, 131917), (131, 120840), (152, 104145), (159, 99560), (190, 83316), (212, 74670), (228, 69430), (262, 60420), (265, 59736), (285, 55544), (318, 49780), (380, 41658), (393, 40280), (424, 37335), (456, 34715), (524, 30210), (530, 29868), (570, 27772), (636, 24890), (655, 24168), (760, 20829), (786, 20140), (795, 19912), (1007, 15720), (1048, 15105), (1060, 14934), (1140, 13886), (1272, 12445), (1310, 12084), (1572, 10070), (1590, 9956), (1965, 8056), (2014, 7860), (2120, 7467), (2280, 6943), (2489, 6360), (2620, 6042), (3021, 5240), (3144, 5035), (3180, 4978), (3930, 4028)]