2750580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:118

約数の個数: 144

約数和(自身を含む): 9959040

約数和(自身を除く): 7208460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 59, 60, 63, 70, 74, 84, 90, 105, 111, 118, 126, 140, 148, 177, 180, 185, 210, 222, 236, 252, 259, 295, 315, 333, 354, 370, 413, 420, 444, 518, 531, 555, 590, 630, 666, 708, 740, 777, 826, 885, 1036, 1062, 1110, 1180, 1239, 1260, 1295, 1332, 1554, 1652, 1665, 1770, 2065, 2124, 2183, 2220, 2331, 2478, 2590, 2655, 3108, 3330, 3540, 3717, 3885, 4130, 4366, 4662, 4956, 5180, 5310, 6195, 6549, 6660, 7434, 7770, 8260, 8732, 9324, 10620, 10915, 11655, 12390, 13098, 14868, 15281, 15540, 18585, 19647, 21830, 23310, 24780, 26196, 30562, 32745, 37170, 39294, 43660, 45843, 46620, 61124, 65490, 74340, 76405, 78588, 91686, 98235, 130980, 137529, 152810, 183372, 196470, 229215, 275058, 305620, 392940, 458430, 550116, 687645, 916860, 1375290, 2750580]

約数ペア:

[(1, 2750580), (2, 1375290), (3, 916860), (4, 687645), (5, 550116), (6, 458430), (7, 392940), (9, 305620), (10, 275058), (12, 229215), (14, 196470), (15, 183372), (18, 152810), (20, 137529), (21, 130980), (28, 98235), (30, 91686), (35, 78588), (36, 76405), (37, 74340), (42, 65490), (45, 61124), (59, 46620), (60, 45843), (63, 43660), (70, 39294), (74, 37170), (84, 32745), (90, 30562), (105, 26196), (111, 24780), (118, 23310), (126, 21830), (140, 19647), (148, 18585), (177, 15540), (180, 15281), (185, 14868), (210, 13098), (222, 12390), (236, 11655), (252, 10915), (259, 10620), (295, 9324), (315, 8732), (333, 8260), (354, 7770), (370, 7434), (413, 6660), (420, 6549), (444, 6195), (518, 5310), (531, 5180), (555, 4956), (590, 4662), (630, 4366), (666, 4130), (708, 3885), (740, 3717), (777, 3540), (826, 3330), (885, 3108), (1036, 2655), (1062, 2590), (1110, 2478), (1180, 2331), (1239, 2220), (1260, 2183), (1295, 2124), (1332, 2065), (1554, 1770), (1652, 1665)]