15918390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 46656000

約数和(自身を除く): 30737610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 29, 30, 38, 45, 54, 57, 58, 87, 90, 95, 107, 114, 135, 145, 171, 174, 190, 214, 261, 270, 285, 290, 321, 342, 435, 513, 522, 535, 551, 570, 642, 783, 855, 870, 963, 1026, 1070, 1102, 1305, 1566, 1605, 1653, 1710, 1926, 2033, 2565, 2610, 2755, 2889, 3103, 3210, 3306, 3915, 4066, 4815, 4959, 5130, 5510, 5778, 6099, 6206, 7830, 8265, 9309, 9630, 9918, 10165, 12198, 14445, 14877, 15515, 16530, 18297, 18618, 20330, 24795, 27927, 28890, 29754, 30495, 31030, 36594, 46545, 49590, 54891, 55854, 58957, 60990, 74385, 83781, 91485, 93090, 109782, 117914, 139635, 148770, 167562, 176871, 182970, 274455, 279270, 294785, 353742, 418905, 530613, 548910, 589570, 837810, 884355, 1061226, 1591839, 1768710, 2653065, 3183678, 5306130, 7959195, 15918390]

約数ペア:

[(1, 15918390), (2, 7959195), (3, 5306130), (5, 3183678), (6, 2653065), (9, 1768710), (10, 1591839), (15, 1061226), (18, 884355), (19, 837810), (27, 589570), (29, 548910), (30, 530613), (38, 418905), (45, 353742), (54, 294785), (57, 279270), (58, 274455), (87, 182970), (90, 176871), (95, 167562), (107, 148770), (114, 139635), (135, 117914), (145, 109782), (171, 93090), (174, 91485), (190, 83781), (214, 74385), (261, 60990), (270, 58957), (285, 55854), (290, 54891), (321, 49590), (342, 46545), (435, 36594), (513, 31030), (522, 30495), (535, 29754), (551, 28890), (570, 27927), (642, 24795), (783, 20330), (855, 18618), (870, 18297), (963, 16530), (1026, 15515), (1070, 14877), (1102, 14445), (1305, 12198), (1566, 10165), (1605, 9918), (1653, 9630), (1710, 9309), (1926, 8265), (2033, 7830), (2565, 6206), (2610, 6099), (2755, 5778), (2889, 5510), (3103, 5130), (3210, 4959), (3306, 4815), (3915, 4066)]