213404490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{373}}^1$

素因数の和:565

約数の個数: 128

約数和(自身を含む): 618266880

約数和(自身を除く): 404862390

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 163, 195, 234, 270, 326, 351, 373, 390, 489, 585, 702, 746, 815, 978, 1119, 1170, 1467, 1630, 1755, 1865, 2119, 2238, 2445, 2934, 3357, 3510, 3730, 4238, 4401, 4849, 4890, 5595, 6357, 6714, 7335, 8802, 9698, 10071, 10595, 11190, 12714, 14547, 14670, 16785, 19071, 20142, 21190, 22005, 24245, 29094, 31785, 33570, 38142, 43641, 44010, 48490, 50355, 57213, 60799, 63570, 72735, 87282, 95355, 100710, 114426, 121598, 130923, 145470, 182397, 190710, 218205, 261846, 286065, 303995, 364794, 436410, 547191, 572130, 607990, 654615, 790387, 911985, 1094382, 1309230, 1580774, 1641573, 1823970, 2371161, 2735955, 3283146, 3951935, 4742322, 5471910, 7113483, 7903870, 8207865, 11855805, 14226966, 16415730, 21340449, 23711610, 35567415, 42680898, 71134830, 106702245, 213404490]

約数ペア:

[(1, 213404490), (2, 106702245), (3, 71134830), (5, 42680898), (6, 35567415), (9, 23711610), (10, 21340449), (13, 16415730), (15, 14226966), (18, 11855805), (26, 8207865), (27, 7903870), (30, 7113483), (39, 5471910), (45, 4742322), (54, 3951935), (65, 3283146), (78, 2735955), (90, 2371161), (117, 1823970), (130, 1641573), (135, 1580774), (163, 1309230), (195, 1094382), (234, 911985), (270, 790387), (326, 654615), (351, 607990), (373, 572130), (390, 547191), (489, 436410), (585, 364794), (702, 303995), (746, 286065), (815, 261846), (978, 218205), (1119, 190710), (1170, 182397), (1467, 145470), (1630, 130923), (1755, 121598), (1865, 114426), (2119, 100710), (2238, 95355), (2445, 87282), (2934, 72735), (3357, 63570), (3510, 60799), (3730, 57213), (4238, 50355), (4401, 48490), (4849, 44010), (4890, 43641), (5595, 38142), (6357, 33570), (6714, 31785), (7335, 29094), (8802, 24245), (9698, 22005), (10071, 21190), (10595, 20142), (11190, 19071), (12714, 16785), (14547, 14670)]