290627480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 804384000

約数和(自身を除く): 513756520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 121, 124, 130, 143, 149, 155, 220, 242, 248, 260, 286, 298, 310, 341, 403, 440, 484, 520, 572, 596, 605, 620, 682, 715, 745, 806, 968, 1144, 1192, 1210, 1240, 1364, 1430, 1490, 1573, 1612, 1639, 1705, 1937, 2015, 2420, 2728, 2860, 2980, 3146, 3224, 3278, 3410, 3751, 3874, 4030, 4433, 4619, 4840, 5720, 5960, 6292, 6556, 6820, 7502, 7748, 7865, 8060, 8195, 8866, 9238, 9685, 12584, 13112, 13640, 15004, 15496, 15730, 16120, 16390, 17732, 18029, 18476, 18755, 19370, 21307, 22165, 23095, 30008, 31460, 32780, 35464, 36058, 36952, 37510, 38740, 42614, 44330, 46190, 48763, 50809, 60047, 62920, 65560, 72116, 75020, 77480, 85228, 88660, 90145, 92380, 97526, 101618, 106535, 120094, 144232, 150040, 170456, 177320, 180290, 184760, 195052, 203236, 213070, 234377, 240188, 243815, 254045, 300235, 360580, 390104, 406472, 426140, 468754, 480376, 487630, 508090, 558899, 600470, 660517, 721160, 852280, 937508, 975260, 1016180, 1117798, 1171885, 1200940, 1321034, 1875016, 1950520, 2032360, 2235596, 2343770, 2401880, 2642068, 2794495, 3302585, 4471192, 4687540, 5284136, 5588990, 6605170, 7265687, 9375080, 11177980, 13210340, 14531374, 22355960, 26420680, 29062748, 36328435, 58125496, 72656870, 145313740, 290627480]

約数ペア:

[(1, 290627480), (2, 145313740), (4, 72656870), (5, 58125496), (8, 36328435), (10, 29062748), (11, 26420680), (13, 22355960), (20, 14531374), (22, 13210340), (26, 11177980), (31, 9375080), (40, 7265687), (44, 6605170), (52, 5588990), (55, 5284136), (62, 4687540), (65, 4471192), (88, 3302585), (104, 2794495), (110, 2642068), (121, 2401880), (124, 2343770), (130, 2235596), (143, 2032360), (149, 1950520), (155, 1875016), (220, 1321034), (242, 1200940), (248, 1171885), (260, 1117798), (286, 1016180), (298, 975260), (310, 937508), (341, 852280), (403, 721160), (440, 660517), (484, 600470), (520, 558899), (572, 508090), (596, 487630), (605, 480376), (620, 468754), (682, 426140), (715, 406472), (745, 390104), (806, 360580), (968, 300235), (1144, 254045), (1192, 243815), (1210, 240188), (1240, 234377), (1364, 213070), (1430, 203236), (1490, 195052), (1573, 184760), (1612, 180290), (1639, 177320), (1705, 170456), (1937, 150040), (2015, 144232), (2420, 120094), (2728, 106535), (2860, 101618), (2980, 97526), (3146, 92380), (3224, 90145), (3278, 88660), (3410, 85228), (3751, 77480), (3874, 75020), (4030, 72116), (4433, 65560), (4619, 62920), (4840, 60047), (5720, 50809), (5960, 48763), (6292, 46190), (6556, 44330), (6820, 42614), (7502, 38740), (7748, 37510), (7865, 36952), (8060, 36058), (8195, 35464), (8866, 32780), (9238, 31460), (9685, 30008), (12584, 23095), (13112, 22165), (13640, 21307), (15004, 19370), (15496, 18755), (15730, 18476), (16120, 18029), (16390, 17732)]