263392740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3631}}^1$

素因数の和:3690

約数の個数: 144

約数和(自身を含む): 888416256

約数和(自身を除く): 625023516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 3631, 4030, 4836, 5580, 6045, 7254, 7262, 8060, 10893, 12090, 14508, 14524, 18135, 18155, 21786, 24180, 32679, 36270, 36310, 43572, 47203, 54465, 65358, 72540, 72620, 94406, 108930, 112561, 130716, 141609, 163395, 188812, 217860, 225122, 236015, 283218, 326790, 337683, 424827, 450244, 472030, 562805, 566436, 653580, 675366, 708045, 849654, 944060, 1013049, 1125610, 1350732, 1416090, 1463293, 1688415, 1699308, 2026098, 2124135, 2251220, 2832180, 2926586, 3376830, 4052196, 4248270, 4389879, 5065245, 5853172, 6753660, 7316465, 8496540, 8779758, 10130490, 13169637, 14632930, 17559516, 20260980, 21949395, 26339274, 29265860, 43898790, 52678548, 65848185, 87797580, 131696370, 263392740]

約数ペア:

[(1, 263392740), (2, 131696370), (3, 87797580), (4, 65848185), (5, 52678548), (6, 43898790), (9, 29265860), (10, 26339274), (12, 21949395), (13, 20260980), (15, 17559516), (18, 14632930), (20, 13169637), (26, 10130490), (30, 8779758), (31, 8496540), (36, 7316465), (39, 6753660), (45, 5853172), (52, 5065245), (60, 4389879), (62, 4248270), (65, 4052196), (78, 3376830), (90, 2926586), (93, 2832180), (117, 2251220), (124, 2124135), (130, 2026098), (155, 1699308), (156, 1688415), (180, 1463293), (186, 1416090), (195, 1350732), (234, 1125610), (260, 1013049), (279, 944060), (310, 849654), (372, 708045), (390, 675366), (403, 653580), (465, 566436), (468, 562805), (558, 472030), (585, 450244), (620, 424827), (780, 337683), (806, 326790), (930, 283218), (1116, 236015), (1170, 225122), (1209, 217860), (1395, 188812), (1612, 163395), (1860, 141609), (2015, 130716), (2340, 112561), (2418, 108930), (2790, 94406), (3627, 72620), (3631, 72540), (4030, 65358), (4836, 54465), (5580, 47203), (6045, 43572), (7254, 36310), (7262, 36270), (8060, 32679), (10893, 24180), (12090, 21786), (14508, 18155), (14524, 18135)]