2440620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 9172800

約数和(自身を除く): 6732180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 149, 156, 180, 182, 195, 210, 234, 252, 260, 273, 298, 315, 364, 390, 420, 447, 455, 468, 546, 585, 596, 630, 745, 780, 819, 894, 910, 1043, 1092, 1170, 1260, 1341, 1365, 1490, 1638, 1788, 1820, 1937, 2086, 2235, 2340, 2682, 2730, 2980, 3129, 3276, 3874, 4095, 4172, 4470, 5215, 5364, 5460, 5811, 6258, 6705, 7748, 8190, 8940, 9387, 9685, 10430, 11622, 12516, 13410, 13559, 15645, 16380, 17433, 18774, 19370, 20860, 23244, 26820, 27118, 29055, 31290, 34866, 37548, 38740, 40677, 46935, 54236, 58110, 62580, 67795, 69732, 81354, 87165, 93870, 116220, 122031, 135590, 162708, 174330, 187740, 203385, 244062, 271180, 348660, 406770, 488124, 610155, 813540, 1220310, 2440620]

約数ペア:

[(1, 2440620), (2, 1220310), (3, 813540), (4, 610155), (5, 488124), (6, 406770), (7, 348660), (9, 271180), (10, 244062), (12, 203385), (13, 187740), (14, 174330), (15, 162708), (18, 135590), (20, 122031), (21, 116220), (26, 93870), (28, 87165), (30, 81354), (35, 69732), (36, 67795), (39, 62580), (42, 58110), (45, 54236), (52, 46935), (60, 40677), (63, 38740), (65, 37548), (70, 34866), (78, 31290), (84, 29055), (90, 27118), (91, 26820), (105, 23244), (117, 20860), (126, 19370), (130, 18774), (140, 17433), (149, 16380), (156, 15645), (180, 13559), (182, 13410), (195, 12516), (210, 11622), (234, 10430), (252, 9685), (260, 9387), (273, 8940), (298, 8190), (315, 7748), (364, 6705), (390, 6258), (420, 5811), (447, 5460), (455, 5364), (468, 5215), (546, 4470), (585, 4172), (596, 4095), (630, 3874), (745, 3276), (780, 3129), (819, 2980), (894, 2730), (910, 2682), (1043, 2340), (1092, 2235), (1170, 2086), (1260, 1937), (1341, 1820), (1365, 1788), (1490, 1638)]