492429990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{257}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 1357534080

約数和(自身を除く): 865104090

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 257, 289, 390, 442, 510, 514, 578, 663, 771, 867, 1105, 1285, 1326, 1445, 1542, 1734, 2210, 2570, 2890, 3315, 3341, 3757, 3855, 4335, 4369, 4913, 6630, 6682, 7514, 7710, 8670, 8738, 9826, 10023, 11271, 13107, 14739, 16705, 18785, 20046, 21845, 22542, 24565, 26214, 29478, 33410, 37570, 43690, 49130, 50115, 56355, 56797, 63869, 65535, 73695, 74273, 100230, 112710, 113594, 127738, 131070, 147390, 148546, 170391, 191607, 222819, 283985, 319345, 340782, 371365, 383214, 445638, 567970, 638690, 742730, 851955, 958035, 965549, 1114095, 1262641, 1703910, 1916070, 1931098, 2228190, 2525282, 2896647, 3787923, 4827745, 5793294, 6313205, 7575846, 9655490, 12626410, 14483235, 16414333, 18939615, 28966470, 32828666, 37879230, 49242999, 82071665, 98485998, 164143330, 246214995, 492429990]

約数ペア:

[(1, 492429990), (2, 246214995), (3, 164143330), (5, 98485998), (6, 82071665), (10, 49242999), (13, 37879230), (15, 32828666), (17, 28966470), (26, 18939615), (30, 16414333), (34, 14483235), (39, 12626410), (51, 9655490), (65, 7575846), (78, 6313205), (85, 5793294), (102, 4827745), (130, 3787923), (170, 2896647), (195, 2525282), (221, 2228190), (255, 1931098), (257, 1916070), (289, 1703910), (390, 1262641), (442, 1114095), (510, 965549), (514, 958035), (578, 851955), (663, 742730), (771, 638690), (867, 567970), (1105, 445638), (1285, 383214), (1326, 371365), (1445, 340782), (1542, 319345), (1734, 283985), (2210, 222819), (2570, 191607), (2890, 170391), (3315, 148546), (3341, 147390), (3757, 131070), (3855, 127738), (4335, 113594), (4369, 112710), (4913, 100230), (6630, 74273), (6682, 73695), (7514, 65535), (7710, 63869), (8670, 56797), (8738, 56355), (9826, 50115), (10023, 49130), (11271, 43690), (13107, 37570), (14739, 33410), (16705, 29478), (18785, 26214), (20046, 24565), (21845, 22542)]