391206360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1021}}^1$

素因数の和:1169

約数の個数: 128

約数和(自身を含む): 1224437760

約数和(自身を除く): 833231400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 103, 120, 124, 155, 186, 206, 248, 309, 310, 372, 412, 465, 515, 618, 620, 744, 824, 930, 1021, 1030, 1236, 1240, 1545, 1860, 2042, 2060, 2472, 3063, 3090, 3193, 3720, 4084, 4120, 5105, 6126, 6180, 6386, 8168, 9579, 10210, 12252, 12360, 12772, 15315, 15965, 19158, 20420, 24504, 25544, 30630, 31651, 31930, 38316, 40840, 47895, 61260, 63302, 63860, 76632, 94953, 95790, 105163, 122520, 126604, 127720, 158255, 189906, 191580, 210326, 253208, 315489, 316510, 379812, 383160, 420652, 474765, 525815, 630978, 633020, 759624, 841304, 949530, 1051630, 1261956, 1266040, 1577445, 1899060, 2103260, 2523912, 3154890, 3260053, 3798120, 4206520, 6309780, 6520106, 9780159, 12619560, 13040212, 16300265, 19560318, 26080424, 32600530, 39120636, 48900795, 65201060, 78241272, 97801590, 130402120, 195603180, 391206360]

約数ペア:

[(1, 391206360), (2, 195603180), (3, 130402120), (4, 97801590), (5, 78241272), (6, 65201060), (8, 48900795), (10, 39120636), (12, 32600530), (15, 26080424), (20, 19560318), (24, 16300265), (30, 13040212), (31, 12619560), (40, 9780159), (60, 6520106), (62, 6309780), (93, 4206520), (103, 3798120), (120, 3260053), (124, 3154890), (155, 2523912), (186, 2103260), (206, 1899060), (248, 1577445), (309, 1266040), (310, 1261956), (372, 1051630), (412, 949530), (465, 841304), (515, 759624), (618, 633020), (620, 630978), (744, 525815), (824, 474765), (930, 420652), (1021, 383160), (1030, 379812), (1236, 316510), (1240, 315489), (1545, 253208), (1860, 210326), (2042, 191580), (2060, 189906), (2472, 158255), (3063, 127720), (3090, 126604), (3193, 122520), (3720, 105163), (4084, 95790), (4120, 94953), (5105, 76632), (6126, 63860), (6180, 63302), (6386, 61260), (8168, 47895), (9579, 40840), (10210, 38316), (12252, 31930), (12360, 31651), (12772, 30630), (15315, 25544), (15965, 24504), (19158, 20420)]