121485780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 400392720

約数和(自身を除く): 278906940

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, 180, 193, 195, 234, 260, 269, 386, 390, 468, 538, 579, 585, 772, 780, 807, 965, 1076, 1158, 1170, 1345, 1614, 1737, 1930, 2316, 2340, 2421, 2509, 2690, 2895, 3228, 3474, 3497, 3860, 4035, 4842, 5018, 5380, 5790, 6948, 6994, 7527, 8070, 8685, 9684, 10036, 10491, 11580, 12105, 12545, 13988, 15054, 16140, 17370, 17485, 20982, 22581, 24210, 25090, 30108, 31473, 34740, 34970, 37635, 41964, 45162, 48420, 50180, 51917, 52455, 62946, 69940, 75270, 90324, 103834, 104910, 112905, 125892, 150540, 155751, 157365, 207668, 209820, 225810, 259585, 311502, 314730, 451620, 467253, 519170, 623004, 629460, 674921, 778755, 934506, 1038340, 1349842, 1557510, 1869012, 2024763, 2336265, 2699684, 3115020, 3374605, 4049526, 4672530, 6074289, 6749210, 8099052, 9345060, 10123815, 12148578, 13498420, 20247630, 24297156, 30371445, 40495260, 60742890, 121485780]

約数ペア:

[(1, 121485780), (2, 60742890), (3, 40495260), (4, 30371445), (5, 24297156), (6, 20247630), (9, 13498420), (10, 12148578), (12, 10123815), (13, 9345060), (15, 8099052), (18, 6749210), (20, 6074289), (26, 4672530), (30, 4049526), (36, 3374605), (39, 3115020), (45, 2699684), (52, 2336265), (60, 2024763), (65, 1869012), (78, 1557510), (90, 1349842), (117, 1038340), (130, 934506), (156, 778755), (180, 674921), (193, 629460), (195, 623004), (234, 519170), (260, 467253), (269, 451620), (386, 314730), (390, 311502), (468, 259585), (538, 225810), (579, 209820), (585, 207668), (772, 157365), (780, 155751), (807, 150540), (965, 125892), (1076, 112905), (1158, 104910), (1170, 103834), (1345, 90324), (1614, 75270), (1737, 69940), (1930, 62946), (2316, 52455), (2340, 51917), (2421, 50180), (2509, 48420), (2690, 45162), (2895, 41964), (3228, 37635), (3474, 34970), (3497, 34740), (3860, 31473), (4035, 30108), (4842, 25090), (5018, 24210), (5380, 22581), (5790, 20982), (6948, 17485), (6994, 17370), (7527, 16140), (8070, 15054), (8685, 13988), (9684, 12545), (10036, 12105), (10491, 11580)]