661752288

素因数分解:

$2^5\times 3^3\times {\mathrm{31}}^2\times {\mathrm{797}}^1$

素因数の和:878

約数の個数: 144

約数和(自身を含む): 1996883280

約数和(自身を除く): 1335130992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 93, 96, 108, 124, 144, 186, 216, 248, 279, 288, 372, 432, 496, 558, 744, 797, 837, 864, 961, 992, 1116, 1488, 1594, 1674, 1922, 2232, 2391, 2883, 2976, 3188, 3348, 3844, 4464, 4782, 5766, 6376, 6696, 7173, 7688, 8649, 8928, 9564, 11532, 12752, 13392, 14346, 15376, 17298, 19128, 21519, 23064, 24707, 25504, 25947, 26784, 28692, 30752, 34596, 38256, 43038, 46128, 49414, 51894, 57384, 69192, 74121, 76512, 86076, 92256, 98828, 103788, 114768, 138384, 148242, 172152, 197656, 207576, 222363, 229536, 276768, 296484, 344304, 395312, 415152, 444726, 592968, 667089, 688608, 765917, 790624, 830304, 889452, 1185936, 1334178, 1531834, 1778904, 2297751, 2371872, 2668356, 3063668, 3557808, 4595502, 5336712, 6127336, 6893253, 7115616, 9191004, 10673424, 12254672, 13786506, 18382008, 20679759, 21346848, 24509344, 27573012, 36764016, 41359518, 55146024, 73528032, 82719036, 110292048, 165438072, 220584096, 330876144, 661752288]

約数ペア:

[(1, 661752288), (2, 330876144), (3, 220584096), (4, 165438072), (6, 110292048), (8, 82719036), (9, 73528032), (12, 55146024), (16, 41359518), (18, 36764016), (24, 27573012), (27, 24509344), (31, 21346848), (32, 20679759), (36, 18382008), (48, 13786506), (54, 12254672), (62, 10673424), (72, 9191004), (93, 7115616), (96, 6893253), (108, 6127336), (124, 5336712), (144, 4595502), (186, 3557808), (216, 3063668), (248, 2668356), (279, 2371872), (288, 2297751), (372, 1778904), (432, 1531834), (496, 1334178), (558, 1185936), (744, 889452), (797, 830304), (837, 790624), (864, 765917), (961, 688608), (992, 667089), (1116, 592968), (1488, 444726), (1594, 415152), (1674, 395312), (1922, 344304), (2232, 296484), (2391, 276768), (2883, 229536), (2976, 222363), (3188, 207576), (3348, 197656), (3844, 172152), (4464, 148242), (4782, 138384), (5766, 114768), (6376, 103788), (6696, 98828), (7173, 92256), (7688, 86076), (8649, 76512), (8928, 74121), (9564, 69192), (11532, 57384), (12752, 51894), (13392, 49414), (14346, 46128), (15376, 43038), (17298, 38256), (19128, 34596), (21519, 30752), (23064, 28692), (24707, 26784), (25504, 25947)]