16210480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 120

約数和(自身を含む): 44930160

約数和(自身を除く): 28719680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 109, 110, 130, 143, 169, 176, 208, 218, 220, 260, 286, 338, 436, 440, 520, 545, 572, 676, 715, 845, 872, 880, 1040, 1090, 1144, 1199, 1352, 1417, 1430, 1690, 1744, 1859, 2180, 2288, 2398, 2704, 2834, 2860, 3380, 3718, 4360, 4796, 5668, 5720, 5995, 6760, 7085, 7436, 8720, 9295, 9592, 11336, 11440, 11990, 13520, 14170, 14872, 15587, 18421, 18590, 19184, 22672, 23980, 28340, 29744, 31174, 36842, 37180, 47960, 56680, 62348, 73684, 74360, 77935, 92105, 95920, 113360, 124696, 147368, 148720, 155870, 184210, 202631, 249392, 294736, 311740, 368420, 405262, 623480, 736840, 810524, 1013155, 1246960, 1473680, 1621048, 2026310, 3242096, 4052620, 8105240, 16210480]

約数ペア:

[(1, 16210480), (2, 8105240), (4, 4052620), (5, 3242096), (8, 2026310), (10, 1621048), (11, 1473680), (13, 1246960), (16, 1013155), (20, 810524), (22, 736840), (26, 623480), (40, 405262), (44, 368420), (52, 311740), (55, 294736), (65, 249392), (80, 202631), (88, 184210), (104, 155870), (109, 148720), (110, 147368), (130, 124696), (143, 113360), (169, 95920), (176, 92105), (208, 77935), (218, 74360), (220, 73684), (260, 62348), (286, 56680), (338, 47960), (436, 37180), (440, 36842), (520, 31174), (545, 29744), (572, 28340), (676, 23980), (715, 22672), (845, 19184), (872, 18590), (880, 18421), (1040, 15587), (1090, 14872), (1144, 14170), (1199, 13520), (1352, 11990), (1417, 11440), (1430, 11336), (1690, 9592), (1744, 9295), (1859, 8720), (2180, 7436), (2288, 7085), (2398, 6760), (2704, 5995), (2834, 5720), (2860, 5668), (3380, 4796), (3718, 4360)]