89905860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2671}}^1$

素因数の和:2714

約数の個数: 144

約数和(自身を含む): 315124992

約数和(自身を除く): 225219132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 132, 153, 165, 170, 180, 187, 198, 204, 220, 255, 306, 330, 340, 374, 396, 495, 510, 561, 612, 660, 748, 765, 935, 990, 1020, 1122, 1530, 1683, 1870, 1980, 2244, 2671, 2805, 3060, 3366, 3740, 5342, 5610, 6732, 8013, 8415, 10684, 11220, 13355, 16026, 16830, 24039, 26710, 29381, 32052, 33660, 40065, 45407, 48078, 53420, 58762, 80130, 88143, 90814, 96156, 117524, 120195, 136221, 146905, 160260, 176286, 181628, 227035, 240390, 264429, 272442, 293810, 352572, 408663, 440715, 454070, 480780, 499477, 528858, 544884, 587620, 681105, 817326, 881430, 908140, 998954, 1057716, 1322145, 1362210, 1498431, 1634652, 1762860, 1997908, 2043315, 2497385, 2644290, 2724420, 2996862, 4086630, 4495293, 4994770, 5288580, 5993724, 7492155, 8173260, 8990586, 9989540, 14984310, 17981172, 22476465, 29968620, 44952930, 89905860]

約数ペア:

[(1, 89905860), (2, 44952930), (3, 29968620), (4, 22476465), (5, 17981172), (6, 14984310), (9, 9989540), (10, 8990586), (11, 8173260), (12, 7492155), (15, 5993724), (17, 5288580), (18, 4994770), (20, 4495293), (22, 4086630), (30, 2996862), (33, 2724420), (34, 2644290), (36, 2497385), (44, 2043315), (45, 1997908), (51, 1762860), (55, 1634652), (60, 1498431), (66, 1362210), (68, 1322145), (85, 1057716), (90, 998954), (99, 908140), (102, 881430), (110, 817326), (132, 681105), (153, 587620), (165, 544884), (170, 528858), (180, 499477), (187, 480780), (198, 454070), (204, 440715), (220, 408663), (255, 352572), (306, 293810), (330, 272442), (340, 264429), (374, 240390), (396, 227035), (495, 181628), (510, 176286), (561, 160260), (612, 146905), (660, 136221), (748, 120195), (765, 117524), (935, 96156), (990, 90814), (1020, 88143), (1122, 80130), (1530, 58762), (1683, 53420), (1870, 48078), (1980, 45407), (2244, 40065), (2671, 33660), (2805, 32052), (3060, 29381), (3366, 26710), (3740, 24039), (5342, 16830), (5610, 16026), (6732, 13355), (8013, 11220), (8415, 10684)]