111779800

素因数分解:

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

素因数の和:218

約数の個数: 144

約数和(自身を含む): 296856000

約数和(自身を除く): 185076200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 50, 55, 62, 88, 100, 110, 121, 124, 149, 155, 200, 220, 242, 248, 275, 298, 310, 341, 440, 484, 550, 596, 605, 620, 682, 745, 775, 968, 1100, 1192, 1210, 1240, 1364, 1490, 1550, 1639, 1705, 2200, 2420, 2728, 2980, 3025, 3100, 3278, 3410, 3725, 3751, 4619, 4840, 5960, 6050, 6200, 6556, 6820, 7450, 7502, 8195, 8525, 9238, 12100, 13112, 13640, 14900, 15004, 16390, 17050, 18029, 18476, 18755, 23095, 24200, 29800, 30008, 32780, 34100, 36058, 36952, 37510, 40975, 46190, 50809, 65560, 68200, 72116, 75020, 81950, 90145, 92380, 93775, 101618, 115475, 144232, 150040, 163900, 180290, 184760, 187550, 203236, 230950, 254045, 327800, 360580, 375100, 406472, 450725, 461900, 508090, 558899, 721160, 750200, 901450, 923800, 1016180, 1117798, 1270225, 1802900, 2032360, 2235596, 2540450, 2794495, 3605800, 4471192, 5080900, 5588990, 10161800, 11177980, 13972475, 22355960, 27944950, 55889900, 111779800]

約数ペア:

[(1, 111779800), (2, 55889900), (4, 27944950), (5, 22355960), (8, 13972475), (10, 11177980), (11, 10161800), (20, 5588990), (22, 5080900), (25, 4471192), (31, 3605800), (40, 2794495), (44, 2540450), (50, 2235596), (55, 2032360), (62, 1802900), (88, 1270225), (100, 1117798), (110, 1016180), (121, 923800), (124, 901450), (149, 750200), (155, 721160), (200, 558899), (220, 508090), (242, 461900), (248, 450725), (275, 406472), (298, 375100), (310, 360580), (341, 327800), (440, 254045), (484, 230950), (550, 203236), (596, 187550), (605, 184760), (620, 180290), (682, 163900), (745, 150040), (775, 144232), (968, 115475), (1100, 101618), (1192, 93775), (1210, 92380), (1240, 90145), (1364, 81950), (1490, 75020), (1550, 72116), (1639, 68200), (1705, 65560), (2200, 50809), (2420, 46190), (2728, 40975), (2980, 37510), (3025, 36952), (3100, 36058), (3278, 34100), (3410, 32780), (3725, 30008), (3751, 29800), (4619, 24200), (4840, 23095), (5960, 18755), (6050, 18476), (6200, 18029), (6556, 17050), (6820, 16390), (7450, 15004), (7502, 14900), (8195, 13640), (8525, 13112), (9238, 12100)]