261764100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1721}}^1$

素因数の和:1767

約数の個数: 162

約数和(自身を含む): 888970446

約数和(自身を除く): 627206346

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 169, 180, 195, 225, 234, 260, 300, 325, 338, 390, 450, 468, 507, 585, 650, 676, 780, 845, 900, 975, 1014, 1170, 1300, 1521, 1690, 1721, 1950, 2028, 2340, 2535, 2925, 3042, 3380, 3442, 3900, 4225, 5070, 5163, 5850, 6084, 6884, 7605, 8450, 8605, 10140, 10326, 11700, 12675, 15210, 15489, 16900, 17210, 20652, 22373, 25350, 25815, 30420, 30978, 34420, 38025, 43025, 44746, 50700, 51630, 61956, 67119, 76050, 77445, 86050, 89492, 103260, 111865, 129075, 134238, 152100, 154890, 172100, 201357, 223730, 258150, 268476, 290849, 309780, 335595, 387225, 402714, 447460, 516300, 559325, 581698, 671190, 774450, 805428, 872547, 1006785, 1118650, 1163396, 1342380, 1454245, 1548900, 1677975, 1745094, 2013570, 2237300, 2617641, 2908490, 3355950, 3490188, 4027140, 4362735, 5033925, 5235282, 5816980, 6711900, 7271225, 8725470, 10067850, 10470564, 13088205, 14542450, 17450940, 20135700, 21813675, 26176410, 29084900, 43627350, 52352820, 65441025, 87254700, 130882050, 261764100]

約数ペア:

[(1, 261764100), (2, 130882050), (3, 87254700), (4, 65441025), (5, 52352820), (6, 43627350), (9, 29084900), (10, 26176410), (12, 21813675), (13, 20135700), (15, 17450940), (18, 14542450), (20, 13088205), (25, 10470564), (26, 10067850), (30, 8725470), (36, 7271225), (39, 6711900), (45, 5816980), (50, 5235282), (52, 5033925), (60, 4362735), (65, 4027140), (75, 3490188), (78, 3355950), (90, 2908490), (100, 2617641), (117, 2237300), (130, 2013570), (150, 1745094), (156, 1677975), (169, 1548900), (180, 1454245), (195, 1342380), (225, 1163396), (234, 1118650), (260, 1006785), (300, 872547), (325, 805428), (338, 774450), (390, 671190), (450, 581698), (468, 559325), (507, 516300), (585, 447460), (650, 402714), (676, 387225), (780, 335595), (845, 309780), (900, 290849), (975, 268476), (1014, 258150), (1170, 223730), (1300, 201357), (1521, 172100), (1690, 154890), (1721, 152100), (1950, 134238), (2028, 129075), (2340, 111865), (2535, 103260), (2925, 89492), (3042, 86050), (3380, 77445), (3442, 76050), (3900, 67119), (4225, 61956), (5070, 51630), (5163, 50700), (5850, 44746), (6084, 43025), (6884, 38025), (7605, 34420), (8450, 30978), (8605, 30420), (10140, 25815), (10326, 25350), (11700, 22373), (12675, 20652), (15210, 17210), (15489, 16900)]