12993720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 128

約数和(自身を含む): 42336000

約数和(自身を除く): 29342280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 57, 60, 76, 82, 95, 114, 120, 123, 139, 152, 164, 190, 205, 228, 246, 278, 285, 328, 380, 410, 417, 456, 492, 556, 570, 615, 695, 760, 779, 820, 834, 984, 1112, 1140, 1230, 1390, 1558, 1640, 1668, 2085, 2280, 2337, 2460, 2641, 2780, 3116, 3336, 3895, 4170, 4674, 4920, 5282, 5560, 5699, 6232, 7790, 7923, 8340, 9348, 10564, 11398, 11685, 13205, 15580, 15846, 16680, 17097, 18696, 21128, 22796, 23370, 26410, 28495, 31160, 31692, 34194, 39615, 45592, 46740, 52820, 56990, 63384, 68388, 79230, 85485, 93480, 105640, 108281, 113980, 136776, 158460, 170970, 216562, 227960, 316920, 324843, 341940, 433124, 541405, 649686, 683880, 866248, 1082810, 1299372, 1624215, 2165620, 2598744, 3248430, 4331240, 6496860, 12993720]

約数ペア:

[(1, 12993720), (2, 6496860), (3, 4331240), (4, 3248430), (5, 2598744), (6, 2165620), (8, 1624215), (10, 1299372), (12, 1082810), (15, 866248), (19, 683880), (20, 649686), (24, 541405), (30, 433124), (38, 341940), (40, 324843), (41, 316920), (57, 227960), (60, 216562), (76, 170970), (82, 158460), (95, 136776), (114, 113980), (120, 108281), (123, 105640), (139, 93480), (152, 85485), (164, 79230), (190, 68388), (205, 63384), (228, 56990), (246, 52820), (278, 46740), (285, 45592), (328, 39615), (380, 34194), (410, 31692), (417, 31160), (456, 28495), (492, 26410), (556, 23370), (570, 22796), (615, 21128), (695, 18696), (760, 17097), (779, 16680), (820, 15846), (834, 15580), (984, 13205), (1112, 11685), (1140, 11398), (1230, 10564), (1390, 9348), (1558, 8340), (1640, 7923), (1668, 7790), (2085, 6232), (2280, 5699), (2337, 5560), (2460, 5282), (2641, 4920), (2780, 4674), (3116, 4170), (3336, 3895)]