420684012

素因数分解:

$2^2\times 3^2\times 7^4\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 180

約数和(自身を含む): 1288728896

約数和(自身を除く): 868044884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 49, 62, 63, 84, 93, 98, 124, 126, 147, 157, 186, 196, 217, 252, 279, 294, 314, 343, 372, 434, 441, 471, 558, 588, 628, 651, 686, 868, 882, 942, 1029, 1099, 1116, 1302, 1372, 1413, 1519, 1764, 1884, 1953, 2058, 2198, 2401, 2604, 2826, 3038, 3087, 3297, 3906, 4116, 4396, 4557, 4802, 4867, 5652, 6076, 6174, 6594, 7203, 7693, 7812, 9114, 9604, 9734, 9891, 10633, 12348, 13188, 13671, 14406, 14601, 15386, 18228, 19468, 19782, 21266, 21609, 23079, 27342, 28812, 29202, 30772, 31899, 34069, 39564, 42532, 43218, 43803, 46158, 53851, 54684, 58404, 63798, 68138, 69237, 74431, 86436, 87606, 92316, 95697, 102207, 107702, 127596, 136276, 138474, 148862, 161553, 175212, 191394, 204414, 215404, 223293, 238483, 276948, 297724, 306621, 323106, 376957, 382788, 408828, 446586, 476966, 484659, 613242, 646212, 669879, 715449, 753914, 893172, 953932, 969318, 1130871, 1226484, 1339758, 1430898, 1507828, 1669381, 1938636, 2146347, 2261742, 2679516, 2861796, 3338762, 3392613, 4292694, 4523484, 5008143, 6677524, 6785226, 8585388, 10016286, 11685667, 13570452, 15024429, 20032572, 23371334, 30048858, 35057001, 46742668, 60097716, 70114002, 105171003, 140228004, 210342006, 420684012]

約数ペア:

[(1, 420684012), (2, 210342006), (3, 140228004), (4, 105171003), (6, 70114002), (7, 60097716), (9, 46742668), (12, 35057001), (14, 30048858), (18, 23371334), (21, 20032572), (28, 15024429), (31, 13570452), (36, 11685667), (42, 10016286), (49, 8585388), (62, 6785226), (63, 6677524), (84, 5008143), (93, 4523484), (98, 4292694), (124, 3392613), (126, 3338762), (147, 2861796), (157, 2679516), (186, 2261742), (196, 2146347), (217, 1938636), (252, 1669381), (279, 1507828), (294, 1430898), (314, 1339758), (343, 1226484), (372, 1130871), (434, 969318), (441, 953932), (471, 893172), (558, 753914), (588, 715449), (628, 669879), (651, 646212), (686, 613242), (868, 484659), (882, 476966), (942, 446586), (1029, 408828), (1099, 382788), (1116, 376957), (1302, 323106), (1372, 306621), (1413, 297724), (1519, 276948), (1764, 238483), (1884, 223293), (1953, 215404), (2058, 204414), (2198, 191394), (2401, 175212), (2604, 161553), (2826, 148862), (3038, 138474), (3087, 136276), (3297, 127596), (3906, 107702), (4116, 102207), (4396, 95697), (4557, 92316), (4802, 87606), (4867, 86436), (5652, 74431), (6076, 69237), (6174, 68138), (6594, 63798), (7203, 58404), (7693, 54684), (7812, 53851), (9114, 46158), (9604, 43803), (9734, 43218), (9891, 42532), (10633, 39564), (12348, 34069), (13188, 31899), (13671, 30772), (14406, 29202), (14601, 28812), (15386, 27342), (18228, 23079), (19468, 21609), (19782, 21266)]