18053880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 59512320

約数和(自身を除く): 41458440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 71, 78, 104, 120, 130, 142, 156, 163, 195, 213, 260, 284, 312, 326, 355, 390, 426, 489, 520, 568, 652, 710, 780, 815, 852, 923, 978, 1065, 1304, 1420, 1560, 1630, 1704, 1846, 1956, 2119, 2130, 2445, 2769, 2840, 3260, 3692, 3912, 4238, 4260, 4615, 4890, 5538, 6357, 6520, 7384, 8476, 8520, 9230, 9780, 10595, 11076, 11573, 12714, 13845, 16952, 18460, 19560, 21190, 22152, 23146, 25428, 27690, 31785, 34719, 36920, 42380, 46292, 50856, 55380, 57865, 63570, 69438, 84760, 92584, 110760, 115730, 127140, 138876, 150449, 173595, 231460, 254280, 277752, 300898, 347190, 451347, 462920, 601796, 694380, 752245, 902694, 1203592, 1388760, 1504490, 1805388, 2256735, 3008980, 3610776, 4513470, 6017960, 9026940, 18053880]

約数ペア:

[(1, 18053880), (2, 9026940), (3, 6017960), (4, 4513470), (5, 3610776), (6, 3008980), (8, 2256735), (10, 1805388), (12, 1504490), (13, 1388760), (15, 1203592), (20, 902694), (24, 752245), (26, 694380), (30, 601796), (39, 462920), (40, 451347), (52, 347190), (60, 300898), (65, 277752), (71, 254280), (78, 231460), (104, 173595), (120, 150449), (130, 138876), (142, 127140), (156, 115730), (163, 110760), (195, 92584), (213, 84760), (260, 69438), (284, 63570), (312, 57865), (326, 55380), (355, 50856), (390, 46292), (426, 42380), (489, 36920), (520, 34719), (568, 31785), (652, 27690), (710, 25428), (780, 23146), (815, 22152), (852, 21190), (923, 19560), (978, 18460), (1065, 16952), (1304, 13845), (1420, 12714), (1560, 11573), (1630, 11076), (1704, 10595), (1846, 9780), (1956, 9230), (2119, 8520), (2130, 8476), (2445, 7384), (2769, 6520), (2840, 6357), (3260, 5538), (3692, 4890), (3912, 4615), (4238, 4260)]