310732840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:192

約数の個数: 192

約数和(自身を含む): 842688000

約数和(自身を除く): 531955160

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 31, 38, 40, 44, 55, 62, 76, 88, 95, 109, 110, 121, 124, 152, 155, 190, 209, 218, 220, 242, 248, 310, 341, 380, 418, 436, 440, 484, 545, 589, 605, 620, 682, 760, 836, 872, 968, 1045, 1090, 1178, 1199, 1210, 1240, 1364, 1672, 1705, 2071, 2090, 2180, 2299, 2356, 2398, 2420, 2728, 2945, 3379, 3410, 3751, 4142, 4180, 4360, 4598, 4712, 4796, 4840, 5890, 5995, 6479, 6758, 6820, 7502, 8284, 8360, 9196, 9592, 10355, 11495, 11780, 11990, 12958, 13189, 13516, 13640, 15004, 16568, 16895, 18392, 18755, 20710, 22781, 22990, 23560, 23980, 25916, 26378, 27032, 30008, 32395, 33790, 37169, 37510, 41420, 45562, 45980, 47960, 51832, 52756, 64201, 64790, 65945, 67580, 71269, 74338, 75020, 82840, 91124, 91960, 105512, 113905, 128402, 129580, 131890, 135160, 142538, 148676, 150040, 182248, 185845, 227810, 250591, 256804, 259160, 263780, 285076, 297352, 321005, 356345, 371690, 408859, 455620, 501182, 513608, 527560, 570152, 642010, 706211, 712690, 743380, 817718, 911240, 1002364, 1252955, 1284020, 1412422, 1425380, 1486760, 1635436, 2004728, 2044295, 2505910, 2568040, 2824844, 2850760, 3270872, 3531055, 4088590, 5011820, 5649688, 7062110, 7768321, 8177180, 10023640, 14124220, 15536642, 16354360, 28248440, 31073284, 38841605, 62146568, 77683210, 155366420, 310732840]

約数ペア:

[(1, 310732840), (2, 155366420), (4, 77683210), (5, 62146568), (8, 38841605), (10, 31073284), (11, 28248440), (19, 16354360), (20, 15536642), (22, 14124220), (31, 10023640), (38, 8177180), (40, 7768321), (44, 7062110), (55, 5649688), (62, 5011820), (76, 4088590), (88, 3531055), (95, 3270872), (109, 2850760), (110, 2824844), (121, 2568040), (124, 2505910), (152, 2044295), (155, 2004728), (190, 1635436), (209, 1486760), (218, 1425380), (220, 1412422), (242, 1284020), (248, 1252955), (310, 1002364), (341, 911240), (380, 817718), (418, 743380), (436, 712690), (440, 706211), (484, 642010), (545, 570152), (589, 527560), (605, 513608), (620, 501182), (682, 455620), (760, 408859), (836, 371690), (872, 356345), (968, 321005), (1045, 297352), (1090, 285076), (1178, 263780), (1199, 259160), (1210, 256804), (1240, 250591), (1364, 227810), (1672, 185845), (1705, 182248), (2071, 150040), (2090, 148676), (2180, 142538), (2299, 135160), (2356, 131890), (2398, 129580), (2420, 128402), (2728, 113905), (2945, 105512), (3379, 91960), (3410, 91124), (3751, 82840), (4142, 75020), (4180, 74338), (4360, 71269), (4598, 67580), (4712, 65945), (4796, 64790), (4840, 64201), (5890, 52756), (5995, 51832), (6479, 47960), (6758, 45980), (6820, 45562), (7502, 41420), (8284, 37510), (8360, 37169), (9196, 33790), (9592, 32395), (10355, 30008), (11495, 27032), (11780, 26378), (11990, 25916), (12958, 23980), (13189, 23560), (13516, 22990), (13640, 22781), (15004, 20710), (16568, 18755), (16895, 18392)]