304668840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{947}}^1$

素因数の和:1351

約数の個数: 128

約数和(自身を含む): 1048412160

約数和(自身を除く): 743743320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 383, 420, 766, 840, 947, 1149, 1532, 1894, 1915, 2298, 2681, 2841, 3064, 3788, 3830, 4596, 4735, 5362, 5682, 5745, 6629, 7576, 7660, 8043, 9192, 9470, 10724, 11364, 11490, 13258, 13405, 14205, 15320, 16086, 18940, 19887, 21448, 22728, 22980, 26516, 26810, 28410, 32172, 33145, 37880, 39774, 40215, 45960, 53032, 53620, 56820, 64344, 66290, 79548, 80430, 99435, 107240, 113640, 132580, 159096, 160860, 198870, 265160, 321720, 362701, 397740, 725402, 795480, 1088103, 1450804, 1813505, 2176206, 2538907, 2901608, 3627010, 4352412, 5077814, 5440515, 7254020, 7616721, 8704824, 10155628, 10881030, 12694535, 14508040, 15233442, 20311256, 21762060, 25389070, 30466884, 38083605, 43524120, 50778140, 60933768, 76167210, 101556280, 152334420, 304668840]

約数ペア:

[(1, 304668840), (2, 152334420), (3, 101556280), (4, 76167210), (5, 60933768), (6, 50778140), (7, 43524120), (8, 38083605), (10, 30466884), (12, 25389070), (14, 21762060), (15, 20311256), (20, 15233442), (21, 14508040), (24, 12694535), (28, 10881030), (30, 10155628), (35, 8704824), (40, 7616721), (42, 7254020), (56, 5440515), (60, 5077814), (70, 4352412), (84, 3627010), (105, 2901608), (120, 2538907), (140, 2176206), (168, 1813505), (210, 1450804), (280, 1088103), (383, 795480), (420, 725402), (766, 397740), (840, 362701), (947, 321720), (1149, 265160), (1532, 198870), (1894, 160860), (1915, 159096), (2298, 132580), (2681, 113640), (2841, 107240), (3064, 99435), (3788, 80430), (3830, 79548), (4596, 66290), (4735, 64344), (5362, 56820), (5682, 53620), (5745, 53032), (6629, 45960), (7576, 40215), (7660, 39774), (8043, 37880), (9192, 33145), (9470, 32172), (10724, 28410), (11364, 26810), (11490, 26516), (13258, 22980), (13405, 22728), (14205, 21448), (15320, 19887), (16086, 18940)]