165236820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 240

約数和(自身を含む): 572210688

約数和(自身を除く): 406973868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 37, 42, 49, 60, 62, 70, 74, 84, 93, 98, 105, 111, 124, 140, 147, 148, 155, 185, 186, 196, 210, 217, 222, 245, 259, 294, 310, 343, 370, 372, 420, 434, 444, 465, 490, 518, 555, 588, 620, 651, 686, 735, 740, 777, 868, 930, 980, 1029, 1036, 1085, 1110, 1147, 1295, 1302, 1372, 1470, 1519, 1554, 1715, 1813, 1860, 2058, 2170, 2220, 2294, 2401, 2590, 2604, 2940, 3038, 3108, 3255, 3430, 3441, 3626, 3885, 4116, 4340, 4557, 4588, 4802, 5145, 5180, 5439, 5735, 6076, 6510, 6860, 6882, 7203, 7252, 7595, 7770, 8029, 9065, 9114, 9604, 10290, 10633, 10878, 11470, 12005, 12691, 13020, 13764, 14406, 15190, 15540, 16058, 17205, 18130, 18228, 20580, 21266, 21756, 22785, 22940, 24010, 24087, 25382, 27195, 28812, 30380, 31899, 32116, 34410, 36015, 36260, 38073, 40145, 42532, 45570, 48020, 48174, 50764, 53165, 54390, 56203, 63455, 63798, 68820, 72030, 74431, 76146, 80290, 88837, 91140, 96348, 106330, 108780, 112406, 120435, 126910, 127596, 144060, 148862, 152292, 159495, 160580, 168609, 177674, 190365, 212660, 223293, 224812, 240870, 253820, 266511, 281015, 297724, 318990, 337218, 355348, 372155, 380730, 393421, 444185, 446586, 481740, 533022, 562030, 637980, 674436, 744310, 761460, 786842, 843045, 888370, 893172, 1066044, 1116465, 1124060, 1180263, 1332555, 1488620, 1573684, 1686090, 1776740, 1967105, 2232930, 2360526, 2665110, 2753947, 3372180, 3934210, 4465860, 4721052, 5330220, 5507894, 5901315, 7868420, 8261841, 11015788, 11802630, 13769735, 16523682, 23605260, 27539470, 33047364, 41309205, 55078940, 82618410, 165236820]

約数ペア:

[(1, 165236820), (2, 82618410), (3, 55078940), (4, 41309205), (5, 33047364), (6, 27539470), (7, 23605260), (10, 16523682), (12, 13769735), (14, 11802630), (15, 11015788), (20, 8261841), (21, 7868420), (28, 5901315), (30, 5507894), (31, 5330220), (35, 4721052), (37, 4465860), (42, 3934210), (49, 3372180), (60, 2753947), (62, 2665110), (70, 2360526), (74, 2232930), (84, 1967105), (93, 1776740), (98, 1686090), (105, 1573684), (111, 1488620), (124, 1332555), (140, 1180263), (147, 1124060), (148, 1116465), (155, 1066044), (185, 893172), (186, 888370), (196, 843045), (210, 786842), (217, 761460), (222, 744310), (245, 674436), (259, 637980), (294, 562030), (310, 533022), (343, 481740), (370, 446586), (372, 444185), (420, 393421), (434, 380730), (444, 372155), (465, 355348), (490, 337218), (518, 318990), (555, 297724), (588, 281015), (620, 266511), (651, 253820), (686, 240870), (735, 224812), (740, 223293), (777, 212660), (868, 190365), (930, 177674), (980, 168609), (1029, 160580), (1036, 159495), (1085, 152292), (1110, 148862), (1147, 144060), (1295, 127596), (1302, 126910), (1372, 120435), (1470, 112406), (1519, 108780), (1554, 106330), (1715, 96348), (1813, 91140), (1860, 88837), (2058, 80290), (2170, 76146), (2220, 74431), (2294, 72030), (2401, 68820), (2590, 63798), (2604, 63455), (2940, 56203), (3038, 54390), (3108, 53165), (3255, 50764), (3430, 48174), (3441, 48020), (3626, 45570), (3885, 42532), (4116, 40145), (4340, 38073), (4557, 36260), (4588, 36015), (4802, 34410), (5145, 32116), (5180, 31899), (5439, 30380), (5735, 28812), (6076, 27195), (6510, 25382), (6860, 24087), (6882, 24010), (7203, 22940), (7252, 22785), (7595, 21756), (7770, 21266), (8029, 20580), (9065, 18228), (9114, 18130), (9604, 17205), (10290, 16058), (10633, 15540), (10878, 15190), (11470, 14406), (12005, 13764), (12691, 13020)]