15448440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 54120960

約数和(自身を除く): 38672520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 347, 371, 420, 424, 530, 636, 694, 742, 795, 840, 1041, 1060, 1113, 1272, 1388, 1484, 1590, 1735, 1855, 2082, 2120, 2226, 2429, 2776, 2968, 3180, 3470, 3710, 4164, 4452, 4858, 5205, 5565, 6360, 6940, 7287, 7420, 8328, 8904, 9716, 10410, 11130, 12145, 13880, 14574, 14840, 18391, 19432, 20820, 22260, 24290, 29148, 36435, 36782, 41640, 44520, 48580, 55173, 58296, 72870, 73564, 91955, 97160, 110346, 128737, 145740, 147128, 183910, 220692, 257474, 275865, 291480, 367820, 386211, 441384, 514948, 551730, 643685, 735640, 772422, 1029896, 1103460, 1287370, 1544844, 1931055, 2206920, 2574740, 3089688, 3862110, 5149480, 7724220, 15448440]

約数ペア:

[(1, 15448440), (2, 7724220), (3, 5149480), (4, 3862110), (5, 3089688), (6, 2574740), (7, 2206920), (8, 1931055), (10, 1544844), (12, 1287370), (14, 1103460), (15, 1029896), (20, 772422), (21, 735640), (24, 643685), (28, 551730), (30, 514948), (35, 441384), (40, 386211), (42, 367820), (53, 291480), (56, 275865), (60, 257474), (70, 220692), (84, 183910), (105, 147128), (106, 145740), (120, 128737), (140, 110346), (159, 97160), (168, 91955), (210, 73564), (212, 72870), (265, 58296), (280, 55173), (318, 48580), (347, 44520), (371, 41640), (420, 36782), (424, 36435), (530, 29148), (636, 24290), (694, 22260), (742, 20820), (795, 19432), (840, 18391), (1041, 14840), (1060, 14574), (1113, 13880), (1272, 12145), (1388, 11130), (1484, 10410), (1590, 9716), (1735, 8904), (1855, 8328), (2082, 7420), (2120, 7287), (2226, 6940), (2429, 6360), (2776, 5565), (2968, 5205), (3180, 4858), (3470, 4452), (3710, 4164)]