2428000680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{78121}}^1$

素因数の和:78179

約数の個数: 128

約数和(自身を含む): 8549671680

約数和(自身を除く): 6121671000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 7770, 10360, 15540, 31080, 78121, 156242, 234363, 312484, 390605, 468726, 546847, 624968, 781210, 937452, 1093694, 1171815, 1562420, 1640541, 1874904, 2187388, 2343630, 2734235, 2890477, 3124840, 3281082, 4374776, 4687260, 5468470, 5780954, 6562164, 8202705, 8671431, 9374520, 10936940, 11561908, 13124328, 14452385, 16405410, 17342862, 20233339, 21873880, 23123816, 28904770, 32810820, 34685724, 40466678, 43357155, 57809540, 60700017, 65621640, 69371448, 80933356, 86714310, 101166695, 115619080, 121400034, 161866712, 173428620, 202333390, 242800068, 303500085, 346857240, 404666780, 485600136, 607000170, 809333560, 1214000340, 2428000680]

約数ペア:

[(1, 2428000680), (2, 1214000340), (3, 809333560), (4, 607000170), (5, 485600136), (6, 404666780), (7, 346857240), (8, 303500085), (10, 242800068), (12, 202333390), (14, 173428620), (15, 161866712), (20, 121400034), (21, 115619080), (24, 101166695), (28, 86714310), (30, 80933356), (35, 69371448), (37, 65621640), (40, 60700017), (42, 57809540), (56, 43357155), (60, 40466678), (70, 34685724), (74, 32810820), (84, 28904770), (105, 23123816), (111, 21873880), (120, 20233339), (140, 17342862), (148, 16405410), (168, 14452385), (185, 13124328), (210, 11561908), (222, 10936940), (259, 9374520), (280, 8671431), (296, 8202705), (370, 6562164), (420, 5780954), (444, 5468470), (518, 4687260), (555, 4374776), (740, 3281082), (777, 3124840), (840, 2890477), (888, 2734235), (1036, 2343630), (1110, 2187388), (1295, 1874904), (1480, 1640541), (1554, 1562420), (2072, 1171815), (2220, 1093694), (2590, 937452), (3108, 781210), (3885, 624968), (4440, 546847), (5180, 468726), (6216, 390605), (7770, 312484), (10360, 234363), (15540, 156242), (31080, 78121)]