331326840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1303}}^1$

素因数の和:1493

約数の個数: 128

約数和(自身を含む): 1077834240

約数和(自身を除く): 746507400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 163, 195, 260, 312, 326, 390, 489, 520, 652, 780, 815, 978, 1303, 1304, 1560, 1630, 1956, 2119, 2445, 2606, 3260, 3909, 3912, 4238, 4890, 5212, 6357, 6515, 6520, 7818, 8476, 9780, 10424, 10595, 12714, 13030, 15636, 16939, 16952, 19545, 19560, 21190, 25428, 26060, 31272, 31785, 33878, 39090, 42380, 50817, 50856, 52120, 63570, 67756, 78180, 84695, 84760, 101634, 127140, 135512, 156360, 169390, 203268, 212389, 254085, 254280, 338780, 406536, 424778, 508170, 637167, 677560, 849556, 1016340, 1061945, 1274334, 1699112, 2032680, 2123890, 2548668, 2761057, 3185835, 4247780, 5097336, 5522114, 6371670, 8283171, 8495560, 11044228, 12743340, 13805285, 16566342, 22088456, 25486680, 27610570, 33132684, 41415855, 55221140, 66265368, 82831710, 110442280, 165663420, 331326840]

約数ペア:

[(1, 331326840), (2, 165663420), (3, 110442280), (4, 82831710), (5, 66265368), (6, 55221140), (8, 41415855), (10, 33132684), (12, 27610570), (13, 25486680), (15, 22088456), (20, 16566342), (24, 13805285), (26, 12743340), (30, 11044228), (39, 8495560), (40, 8283171), (52, 6371670), (60, 5522114), (65, 5097336), (78, 4247780), (104, 3185835), (120, 2761057), (130, 2548668), (156, 2123890), (163, 2032680), (195, 1699112), (260, 1274334), (312, 1061945), (326, 1016340), (390, 849556), (489, 677560), (520, 637167), (652, 508170), (780, 424778), (815, 406536), (978, 338780), (1303, 254280), (1304, 254085), (1560, 212389), (1630, 203268), (1956, 169390), (2119, 156360), (2445, 135512), (2606, 127140), (3260, 101634), (3909, 84760), (3912, 84695), (4238, 78180), (4890, 67756), (5212, 63570), (6357, 52120), (6515, 50856), (6520, 50817), (7818, 42380), (8476, 39090), (9780, 33878), (10424, 31785), (10595, 31272), (12714, 26060), (13030, 25428), (15636, 21190), (16939, 19560), (16952, 19545)]