16128990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 46448640

約数和(自身を除く): 30319650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 41, 45, 47, 54, 62, 82, 90, 93, 94, 123, 135, 141, 155, 186, 205, 235, 246, 270, 279, 282, 310, 369, 410, 423, 465, 470, 558, 615, 705, 738, 837, 846, 930, 1107, 1230, 1269, 1271, 1395, 1410, 1457, 1674, 1845, 1927, 2115, 2214, 2538, 2542, 2790, 2914, 3690, 3813, 3854, 4185, 4230, 4371, 5535, 5781, 6345, 6355, 7285, 7626, 8370, 8742, 9635, 11070, 11439, 11562, 12690, 12710, 13113, 14570, 17343, 19065, 19270, 21855, 22878, 26226, 28905, 34317, 34686, 38130, 39339, 43710, 52029, 57195, 57810, 59737, 65565, 68634, 78678, 86715, 104058, 114390, 119474, 131130, 171585, 173430, 179211, 196695, 260145, 298685, 343170, 358422, 393390, 520290, 537633, 597370, 896055, 1075266, 1612899, 1792110, 2688165, 3225798, 5376330, 8064495, 16128990]

約数ペア:

[(1, 16128990), (2, 8064495), (3, 5376330), (5, 3225798), (6, 2688165), (9, 1792110), (10, 1612899), (15, 1075266), (18, 896055), (27, 597370), (30, 537633), (31, 520290), (41, 393390), (45, 358422), (47, 343170), (54, 298685), (62, 260145), (82, 196695), (90, 179211), (93, 173430), (94, 171585), (123, 131130), (135, 119474), (141, 114390), (155, 104058), (186, 86715), (205, 78678), (235, 68634), (246, 65565), (270, 59737), (279, 57810), (282, 57195), (310, 52029), (369, 43710), (410, 39339), (423, 38130), (465, 34686), (470, 34317), (558, 28905), (615, 26226), (705, 22878), (738, 21855), (837, 19270), (846, 19065), (930, 17343), (1107, 14570), (1230, 13113), (1269, 12710), (1271, 12690), (1395, 11562), (1410, 11439), (1457, 11070), (1674, 9635), (1845, 8742), (1927, 8370), (2115, 7626), (2214, 7285), (2538, 6355), (2542, 6345), (2790, 5781), (2914, 5535), (3690, 4371), (3813, 4230), (3854, 4185)]