78657750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 224040960

約数和(自身を除く): 145383210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 43, 45, 50, 54, 75, 86, 90, 125, 129, 135, 150, 215, 225, 250, 258, 270, 271, 375, 387, 430, 450, 542, 645, 675, 750, 774, 813, 1075, 1125, 1161, 1290, 1350, 1355, 1626, 1935, 2150, 2250, 2322, 2439, 2710, 3225, 3375, 3870, 4065, 4878, 5375, 5805, 6450, 6750, 6775, 7317, 8130, 9675, 10750, 11610, 11653, 12195, 13550, 14634, 16125, 19350, 20325, 23306, 24390, 29025, 32250, 33875, 34959, 36585, 40650, 48375, 58050, 58265, 60975, 67750, 69918, 73170, 96750, 101625, 104877, 116530, 121950, 145125, 174795, 182925, 203250, 209754, 290250, 291325, 304875, 314631, 349590, 365850, 524385, 582650, 609750, 629262, 873975, 914625, 1048770, 1456625, 1573155, 1747950, 1829250, 2621925, 2913250, 3146310, 4369875, 5243850, 7865775, 8739750, 13109625, 15731550, 26219250, 39328875, 78657750]

約数ペア:

[(1, 78657750), (2, 39328875), (3, 26219250), (5, 15731550), (6, 13109625), (9, 8739750), (10, 7865775), (15, 5243850), (18, 4369875), (25, 3146310), (27, 2913250), (30, 2621925), (43, 1829250), (45, 1747950), (50, 1573155), (54, 1456625), (75, 1048770), (86, 914625), (90, 873975), (125, 629262), (129, 609750), (135, 582650), (150, 524385), (215, 365850), (225, 349590), (250, 314631), (258, 304875), (270, 291325), (271, 290250), (375, 209754), (387, 203250), (430, 182925), (450, 174795), (542, 145125), (645, 121950), (675, 116530), (750, 104877), (774, 101625), (813, 96750), (1075, 73170), (1125, 69918), (1161, 67750), (1290, 60975), (1350, 58265), (1355, 58050), (1626, 48375), (1935, 40650), (2150, 36585), (2250, 34959), (2322, 33875), (2439, 32250), (2710, 29025), (3225, 24390), (3375, 23306), (3870, 20325), (4065, 19350), (4878, 16125), (5375, 14634), (5805, 13550), (6450, 12195), (6750, 11653), (6775, 11610), (7317, 10750), (8130, 9675)]