2130579780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:395

約数の個数: 288

約数和(自身を含む): 7267341312

約数和(自身を除く): 5136761532

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 97, 98, 105, 124, 140, 147, 155, 186, 194, 196, 210, 217, 241, 245, 291, 294, 310, 372, 388, 420, 434, 465, 482, 485, 490, 582, 588, 620, 651, 679, 723, 735, 868, 930, 964, 970, 980, 1085, 1164, 1205, 1302, 1358, 1446, 1455, 1470, 1519, 1687, 1860, 1940, 2037, 2170, 2410, 2604, 2716, 2892, 2910, 2940, 3007, 3038, 3255, 3374, 3395, 3615, 4074, 4340, 4557, 4753, 4820, 5061, 5820, 6014, 6076, 6510, 6748, 6790, 7230, 7471, 7595, 8148, 8435, 9021, 9114, 9506, 10122, 10185, 11809, 12028, 13020, 13580, 14259, 14460, 14942, 15035, 15190, 16870, 18042, 18228, 19012, 20244, 20370, 21049, 22413, 22785, 23377, 23618, 23765, 25305, 28518, 29884, 30070, 30380, 33740, 35427, 36084, 37355, 40740, 42098, 44826, 45105, 45570, 46754, 47236, 47530, 50610, 52297, 57036, 59045, 60140, 63147, 70131, 70854, 71295, 74710, 84196, 89652, 90210, 91140, 93508, 95060, 101220, 104594, 105245, 112065, 116885, 118090, 126294, 140262, 141708, 142590, 147343, 149420, 156891, 163639, 177135, 180420, 209188, 210490, 224130, 233770, 236180, 252588, 261485, 280524, 285180, 294686, 313782, 315735, 327278, 350655, 354270, 366079, 420980, 442029, 448260, 467540, 490917, 522970, 589372, 627564, 631470, 654556, 701310, 708540, 724687, 732158, 736715, 784455, 818195, 884058, 981834, 1045940, 1098237, 1145473, 1262940, 1402620, 1449374, 1464316, 1473430, 1568910, 1636390, 1768116, 1830395, 1963668, 2174061, 2196474, 2210145, 2290946, 2454585, 2898748, 2946860, 3137820, 3272780, 3436419, 3623435, 3660790, 4348122, 4392948, 4420290, 4581892, 4909170, 5072809, 5491185, 5727365, 6872838, 7246870, 7321580, 8696244, 8840580, 9818340, 10145618, 10870305, 10982370, 11454730, 13745676, 14493740, 15218427, 17182095, 20291236, 21740610, 21964740, 22909460, 25364045, 30436854, 34364190, 35509663, 43481220, 50728090, 60873708, 68728380, 71019326, 76092135, 101456180, 106528989, 142038652, 152184270, 177548315, 213057978, 304368540, 355096630, 426115956, 532644945, 710193260, 1065289890, 2130579780]

約数ペア:

[(1, 2130579780), (2, 1065289890), (3, 710193260), (4, 532644945), (5, 426115956), (6, 355096630), (7, 304368540), (10, 213057978), (12, 177548315), (14, 152184270), (15, 142038652), (20, 106528989), (21, 101456180), (28, 76092135), (30, 71019326), (31, 68728380), (35, 60873708), (42, 50728090), (49, 43481220), (60, 35509663), (62, 34364190), (70, 30436854), (84, 25364045), (93, 22909460), (97, 21964740), (98, 21740610), (105, 20291236), (124, 17182095), (140, 15218427), (147, 14493740), (155, 13745676), (186, 11454730), (194, 10982370), (196, 10870305), (210, 10145618), (217, 9818340), (241, 8840580), (245, 8696244), (291, 7321580), (294, 7246870), (310, 6872838), (372, 5727365), (388, 5491185), (420, 5072809), (434, 4909170), (465, 4581892), (482, 4420290), (485, 4392948), (490, 4348122), (582, 3660790), (588, 3623435), (620, 3436419), (651, 3272780), (679, 3137820), (723, 2946860), (735, 2898748), (868, 2454585), (930, 2290946), (964, 2210145), (970, 2196474), (980, 2174061), (1085, 1963668), (1164, 1830395), (1205, 1768116), (1302, 1636390), (1358, 1568910), (1446, 1473430), (1455, 1464316), (1470, 1449374), (1519, 1402620), (1687, 1262940), (1860, 1145473), (1940, 1098237), (2037, 1045940), (2170, 981834), (2410, 884058), (2604, 818195), (2716, 784455), (2892, 736715), (2910, 732158), (2940, 724687), (3007, 708540), (3038, 701310), (3255, 654556), (3374, 631470), (3395, 627564), (3615, 589372), (4074, 522970), (4340, 490917), (4557, 467540), (4753, 448260), (4820, 442029), (5061, 420980), (5820, 366079), (6014, 354270), (6076, 350655), (6510, 327278), (6748, 315735), (6790, 313782), (7230, 294686), (7471, 285180), (7595, 280524), (8148, 261485), (8435, 252588), (9021, 236180), (9114, 233770), (9506, 224130), (10122, 210490), (10185, 209188), (11809, 180420), (12028, 177135), (13020, 163639), (13580, 156891), (14259, 149420), (14460, 147343), (14942, 142590), (15035, 141708), (15190, 140262), (16870, 126294), (18042, 118090), (18228, 116885), (19012, 112065), (20244, 105245), (20370, 104594), (21049, 101220), (22413, 95060), (22785, 93508), (23377, 91140), (23618, 90210), (23765, 89652), (25305, 84196), (28518, 74710), (29884, 71295), (30070, 70854), (30380, 70131), (33740, 63147), (35427, 60140), (36084, 59045), (37355, 57036), (40740, 52297), (42098, 50610), (44826, 47530), (45105, 47236), (45570, 46754)]