31358360

素因数分解:

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

素因数の和:94

約数の個数: 128

約数和(自身を含む): 84326400

約数和(自身を除く): 52968040

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 31, 38, 40, 44, 55, 62, 76, 88, 95, 110, 121, 124, 152, 155, 190, 209, 220, 242, 248, 310, 341, 380, 418, 440, 484, 589, 605, 620, 682, 760, 836, 968, 1045, 1178, 1210, 1240, 1331, 1364, 1672, 1705, 2090, 2299, 2356, 2420, 2662, 2728, 2945, 3410, 3751, 4180, 4598, 4712, 4840, 5324, 5890, 6479, 6655, 6820, 7502, 8360, 9196, 10648, 11495, 11780, 12958, 13310, 13640, 15004, 18392, 18755, 22990, 23560, 25289, 25916, 26620, 30008, 32395, 37510, 41261, 45980, 50578, 51832, 53240, 64790, 71269, 75020, 82522, 91960, 101156, 126445, 129580, 142538, 150040, 165044, 202312, 206305, 252890, 259160, 285076, 330088, 356345, 412610, 505780, 570152, 712690, 783959, 825220, 1011560, 1425380, 1567918, 1650440, 2850760, 3135836, 3919795, 6271672, 7839590, 15679180, 31358360]

約数ペア:

[(1, 31358360), (2, 15679180), (4, 7839590), (5, 6271672), (8, 3919795), (10, 3135836), (11, 2850760), (19, 1650440), (20, 1567918), (22, 1425380), (31, 1011560), (38, 825220), (40, 783959), (44, 712690), (55, 570152), (62, 505780), (76, 412610), (88, 356345), (95, 330088), (110, 285076), (121, 259160), (124, 252890), (152, 206305), (155, 202312), (190, 165044), (209, 150040), (220, 142538), (242, 129580), (248, 126445), (310, 101156), (341, 91960), (380, 82522), (418, 75020), (440, 71269), (484, 64790), (589, 53240), (605, 51832), (620, 50578), (682, 45980), (760, 41261), (836, 37510), (968, 32395), (1045, 30008), (1178, 26620), (1210, 25916), (1240, 25289), (1331, 23560), (1364, 22990), (1672, 18755), (1705, 18392), (2090, 15004), (2299, 13640), (2356, 13310), (2420, 12958), (2662, 11780), (2728, 11495), (2945, 10648), (3410, 9196), (3751, 8360), (4180, 7502), (4598, 6820), (4712, 6655), (4840, 6479), (5324, 5890)]