2890440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:92

約数の個数: 192

約数和(自身を含む): 11381760

約数和(自身を除く): 8491320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 37, 40, 42, 45, 56, 60, 62, 63, 70, 72, 74, 84, 90, 93, 105, 111, 120, 124, 126, 140, 148, 155, 168, 180, 185, 186, 210, 217, 222, 248, 252, 259, 279, 280, 296, 310, 315, 333, 360, 370, 372, 420, 434, 444, 465, 504, 518, 555, 558, 620, 630, 651, 666, 740, 744, 777, 840, 868, 888, 930, 1036, 1085, 1110, 1116, 1147, 1240, 1260, 1295, 1302, 1332, 1395, 1480, 1554, 1665, 1736, 1860, 1953, 2072, 2170, 2220, 2232, 2294, 2331, 2520, 2590, 2604, 2664, 2790, 3108, 3255, 3330, 3441, 3720, 3885, 3906, 4340, 4440, 4588, 4662, 5180, 5208, 5580, 5735, 6216, 6510, 6660, 6882, 7770, 7812, 8029, 8680, 9176, 9324, 9765, 10323, 10360, 11160, 11470, 11655, 13020, 13320, 13764, 15540, 15624, 16058, 17205, 18648, 19530, 20646, 22940, 23310, 24087, 26040, 27528, 31080, 32116, 34410, 39060, 40145, 41292, 45880, 46620, 48174, 51615, 64232, 68820, 72261, 78120, 80290, 82584, 93240, 96348, 103230, 120435, 137640, 144522, 160580, 192696, 206460, 240870, 289044, 321160, 361305, 412920, 481740, 578088, 722610, 963480, 1445220, 2890440]

約数ペア:

[(1, 2890440), (2, 1445220), (3, 963480), (4, 722610), (5, 578088), (6, 481740), (7, 412920), (8, 361305), (9, 321160), (10, 289044), (12, 240870), (14, 206460), (15, 192696), (18, 160580), (20, 144522), (21, 137640), (24, 120435), (28, 103230), (30, 96348), (31, 93240), (35, 82584), (36, 80290), (37, 78120), (40, 72261), (42, 68820), (45, 64232), (56, 51615), (60, 48174), (62, 46620), (63, 45880), (70, 41292), (72, 40145), (74, 39060), (84, 34410), (90, 32116), (93, 31080), (105, 27528), (111, 26040), (120, 24087), (124, 23310), (126, 22940), (140, 20646), (148, 19530), (155, 18648), (168, 17205), (180, 16058), (185, 15624), (186, 15540), (210, 13764), (217, 13320), (222, 13020), (248, 11655), (252, 11470), (259, 11160), (279, 10360), (280, 10323), (296, 9765), (310, 9324), (315, 9176), (333, 8680), (360, 8029), (370, 7812), (372, 7770), (420, 6882), (434, 6660), (444, 6510), (465, 6216), (504, 5735), (518, 5580), (555, 5208), (558, 5180), (620, 4662), (630, 4588), (651, 4440), (666, 4340), (740, 3906), (744, 3885), (777, 3720), (840, 3441), (868, 3330), (888, 3255), (930, 3108), (1036, 2790), (1085, 2664), (1110, 2604), (1116, 2590), (1147, 2520), (1240, 2331), (1260, 2294), (1295, 2232), (1302, 2220), (1332, 2170), (1395, 2072), (1480, 1953), (1554, 1860), (1665, 1736)]