180725220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{457}}^1$

素因数の和:511

約数の個数: 144

約数和(自身を含む): 595161840

約数和(自身を除く): 414436620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 169, 180, 195, 234, 260, 338, 390, 457, 468, 507, 585, 676, 780, 845, 914, 1014, 1170, 1371, 1521, 1690, 1828, 2028, 2197, 2285, 2340, 2535, 2742, 3042, 3380, 4113, 4394, 4570, 5070, 5484, 5941, 6084, 6591, 6855, 7605, 8226, 8788, 9140, 10140, 10985, 11882, 13182, 13710, 15210, 16452, 17823, 19773, 20565, 21970, 23764, 26364, 27420, 29705, 30420, 32955, 35646, 39546, 41130, 43940, 53469, 59410, 65910, 71292, 77233, 79092, 82260, 89115, 98865, 106938, 118820, 131820, 154466, 178230, 197730, 213876, 231699, 267345, 308932, 356460, 386165, 395460, 463398, 534690, 695097, 772330, 926796, 1004029, 1069380, 1158495, 1390194, 1544660, 2008058, 2316990, 2780388, 3012087, 3475485, 4016116, 4633980, 5020145, 6024174, 6950970, 9036261, 10040290, 12048348, 13901940, 15060435, 18072522, 20080580, 30120870, 36145044, 45181305, 60241740, 90362610, 180725220]

約数ペア:

[(1, 180725220), (2, 90362610), (3, 60241740), (4, 45181305), (5, 36145044), (6, 30120870), (9, 20080580), (10, 18072522), (12, 15060435), (13, 13901940), (15, 12048348), (18, 10040290), (20, 9036261), (26, 6950970), (30, 6024174), (36, 5020145), (39, 4633980), (45, 4016116), (52, 3475485), (60, 3012087), (65, 2780388), (78, 2316990), (90, 2008058), (117, 1544660), (130, 1390194), (156, 1158495), (169, 1069380), (180, 1004029), (195, 926796), (234, 772330), (260, 695097), (338, 534690), (390, 463398), (457, 395460), (468, 386165), (507, 356460), (585, 308932), (676, 267345), (780, 231699), (845, 213876), (914, 197730), (1014, 178230), (1170, 154466), (1371, 131820), (1521, 118820), (1690, 106938), (1828, 98865), (2028, 89115), (2197, 82260), (2285, 79092), (2340, 77233), (2535, 71292), (2742, 65910), (3042, 59410), (3380, 53469), (4113, 43940), (4394, 41130), (4570, 39546), (5070, 35646), (5484, 32955), (5941, 30420), (6084, 29705), (6591, 27420), (6855, 26364), (7605, 23764), (8226, 21970), (8788, 20565), (9140, 19773), (10140, 17823), (10985, 16452), (11882, 15210), (13182, 13710)]