231483420

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:314

約数の個数: 240

約数和(自身を含む): 841579200

約数和(自身を除く): 610095780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 137, 140, 149, 162, 180, 189, 210, 252, 270, 274, 298, 315, 324, 378, 405, 411, 420, 447, 540, 548, 567, 596, 630, 685, 745, 756, 810, 822, 894, 945, 959, 1043, 1134, 1233, 1260, 1341, 1370, 1490, 1620, 1644, 1788, 1890, 1918, 2055, 2086, 2235, 2268, 2466, 2682, 2740, 2835, 2877, 2980, 3129, 3699, 3780, 3836, 4023, 4110, 4172, 4470, 4795, 4932, 5215, 5364, 5670, 5754, 6165, 6258, 6705, 7398, 8046, 8220, 8631, 8940, 9387, 9590, 10430, 11097, 11340, 11508, 12069, 12330, 12516, 13410, 14385, 14796, 15645, 16092, 17262, 18495, 18774, 19180, 20115, 20413, 20860, 22194, 24138, 24660, 25893, 26820, 28161, 28770, 31290, 34524, 36990, 37548, 40230, 40826, 43155, 44388, 46935, 48276, 51786, 55485, 56322, 57540, 60345, 61239, 62580, 73980, 77679, 80460, 81652, 84483, 86310, 93870, 102065, 103572, 110970, 112644, 120690, 122478, 129465, 140805, 142891, 155358, 168966, 172620, 183717, 187740, 204130, 221940, 241380, 244956, 258930, 281610, 285782, 306195, 310716, 337932, 367434, 388395, 408260, 422415, 428673, 517860, 551151, 563220, 571564, 612390, 714455, 734868, 776790, 844830, 857346, 918585, 1102302, 1224780, 1286019, 1428910, 1553580, 1653453, 1689660, 1714692, 1837170, 2143365, 2204604, 2572038, 2755755, 2857820, 3306906, 3674340, 3858057, 4286730, 5144076, 5511510, 6430095, 6613812, 7716114, 8267265, 8573460, 11023020, 11574171, 12860190, 15432228, 16534530, 19290285, 23148342, 25720380, 33069060, 38580570, 46296684, 57870855, 77161140, 115741710, 231483420]

約数ペア:

[(1, 231483420), (2, 115741710), (3, 77161140), (4, 57870855), (5, 46296684), (6, 38580570), (7, 33069060), (9, 25720380), (10, 23148342), (12, 19290285), (14, 16534530), (15, 15432228), (18, 12860190), (20, 11574171), (21, 11023020), (27, 8573460), (28, 8267265), (30, 7716114), (35, 6613812), (36, 6430095), (42, 5511510), (45, 5144076), (54, 4286730), (60, 3858057), (63, 3674340), (70, 3306906), (81, 2857820), (84, 2755755), (90, 2572038), (105, 2204604), (108, 2143365), (126, 1837170), (135, 1714692), (137, 1689660), (140, 1653453), (149, 1553580), (162, 1428910), (180, 1286019), (189, 1224780), (210, 1102302), (252, 918585), (270, 857346), (274, 844830), (298, 776790), (315, 734868), (324, 714455), (378, 612390), (405, 571564), (411, 563220), (420, 551151), (447, 517860), (540, 428673), (548, 422415), (567, 408260), (596, 388395), (630, 367434), (685, 337932), (745, 310716), (756, 306195), (810, 285782), (822, 281610), (894, 258930), (945, 244956), (959, 241380), (1043, 221940), (1134, 204130), (1233, 187740), (1260, 183717), (1341, 172620), (1370, 168966), (1490, 155358), (1620, 142891), (1644, 140805), (1788, 129465), (1890, 122478), (1918, 120690), (2055, 112644), (2086, 110970), (2235, 103572), (2268, 102065), (2466, 93870), (2682, 86310), (2740, 84483), (2835, 81652), (2877, 80460), (2980, 77679), (3129, 73980), (3699, 62580), (3780, 61239), (3836, 60345), (4023, 57540), (4110, 56322), (4172, 55485), (4470, 51786), (4795, 48276), (4932, 46935), (5215, 44388), (5364, 43155), (5670, 40826), (5754, 40230), (6165, 37548), (6258, 36990), (6705, 34524), (7398, 31290), (8046, 28770), (8220, 28161), (8631, 26820), (8940, 25893), (9387, 24660), (9590, 24138), (10430, 22194), (11097, 20860), (11340, 20413), (11508, 20115), (12069, 19180), (12330, 18774), (12516, 18495), (13410, 17262), (14385, 16092), (14796, 15645)]