250253080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2621}}^1$

素因数の和:2681

約数の個数: 128

約数和(自身を含む): 724930560

約数和(自身を除く): 474677480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 616, 620, 682, 770, 868, 1085, 1240, 1364, 1540, 1705, 1736, 2170, 2387, 2621, 2728, 3080, 3410, 4340, 4774, 5242, 6820, 8680, 9548, 10484, 11935, 13105, 13640, 18347, 19096, 20968, 23870, 26210, 28831, 36694, 47740, 52420, 57662, 73388, 81251, 91735, 95480, 104840, 115324, 144155, 146776, 162502, 183470, 201817, 230648, 288310, 325004, 366940, 403634, 406255, 568757, 576620, 650008, 733880, 807268, 812510, 893761, 1009085, 1137514, 1153240, 1614536, 1625020, 1787522, 2018170, 2275028, 2843785, 3250040, 3575044, 4036340, 4468805, 4550056, 5687570, 6256327, 7150088, 8072680, 8937610, 11375140, 12512654, 17875220, 22750280, 25025308, 31281635, 35750440, 50050616, 62563270, 125126540, 250253080]

約数ペア:

[(1, 250253080), (2, 125126540), (4, 62563270), (5, 50050616), (7, 35750440), (8, 31281635), (10, 25025308), (11, 22750280), (14, 17875220), (20, 12512654), (22, 11375140), (28, 8937610), (31, 8072680), (35, 7150088), (40, 6256327), (44, 5687570), (55, 4550056), (56, 4468805), (62, 4036340), (70, 3575044), (77, 3250040), (88, 2843785), (110, 2275028), (124, 2018170), (140, 1787522), (154, 1625020), (155, 1614536), (217, 1153240), (220, 1137514), (248, 1009085), (280, 893761), (308, 812510), (310, 807268), (341, 733880), (385, 650008), (434, 576620), (440, 568757), (616, 406255), (620, 403634), (682, 366940), (770, 325004), (868, 288310), (1085, 230648), (1240, 201817), (1364, 183470), (1540, 162502), (1705, 146776), (1736, 144155), (2170, 115324), (2387, 104840), (2621, 95480), (2728, 91735), (3080, 81251), (3410, 73388), (4340, 57662), (4774, 52420), (5242, 47740), (6820, 36694), (8680, 28831), (9548, 26210), (10484, 23870), (11935, 20968), (13105, 19096), (13640, 18347)]