420128826180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{872107}}^1$

素因数の和:872194

約数の個数: 192

約数和(自身を含む): 1425289592832

約数和(自身を除く): 1005160766652

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 37, 42, 60, 62, 70, 74, 84, 93, 105, 111, 124, 140, 148, 155, 185, 186, 210, 217, 222, 259, 310, 370, 372, 420, 434, 444, 465, 518, 555, 620, 651, 740, 777, 868, 930, 1036, 1085, 1110, 1147, 1295, 1302, 1554, 1860, 2170, 2220, 2294, 2590, 2604, 3108, 3255, 3441, 3885, 4340, 4588, 5180, 5735, 6510, 6882, 7770, 8029, 11470, 13020, 13764, 15540, 16058, 17205, 22940, 24087, 32116, 34410, 40145, 48174, 68820, 80290, 96348, 120435, 160580, 240870, 481740, 872107, 1744214, 2616321, 3488428, 4360535, 5232642, 6104749, 8721070, 10465284, 12209498, 13081605, 17442140, 18314247, 24418996, 26163210, 27035317, 30523745, 32267959, 36628494, 52326420, 54070634, 61047490, 64535918, 73256988, 81105951, 91571235, 96803877, 108141268, 122094980, 129071836, 135176585, 161339795, 162211902, 183142470, 189247219, 193607754, 225875713, 270353170, 322679590, 324423804, 366284940, 378494438, 387215508, 405529755, 451751426, 484019385, 540706340, 567741657, 645359180, 677627139, 756988876, 811059510, 903502852, 946236095, 968038770, 1000306729, 1129378565, 1135483314, 1355254278, 1622119020, 1892472190, 1936077540, 2000613458, 2258757130, 2270966628, 2710508556, 2838708285, 3000920187, 3388135695, 3784944380, 4001226916, 4517514260, 5001533645, 5677416570, 6001840374, 6776271390, 7002147103, 10003067290, 11354833140, 12003680748, 13552542780, 14004294206, 15004600935, 20006134580, 21006441309, 28008588412, 30009201870, 35010735515, 42012882618, 60018403740, 70021471030, 84025765236, 105032206545, 140042942060, 210064413090, 420128826180]

約数ペア:

[(1, 420128826180), (2, 210064413090), (3, 140042942060), (4, 105032206545), (5, 84025765236), (6, 70021471030), (7, 60018403740), (10, 42012882618), (12, 35010735515), (14, 30009201870), (15, 28008588412), (20, 21006441309), (21, 20006134580), (28, 15004600935), (30, 14004294206), (31, 13552542780), (35, 12003680748), (37, 11354833140), (42, 10003067290), (60, 7002147103), (62, 6776271390), (70, 6001840374), (74, 5677416570), (84, 5001533645), (93, 4517514260), (105, 4001226916), (111, 3784944380), (124, 3388135695), (140, 3000920187), (148, 2838708285), (155, 2710508556), (185, 2270966628), (186, 2258757130), (210, 2000613458), (217, 1936077540), (222, 1892472190), (259, 1622119020), (310, 1355254278), (370, 1135483314), (372, 1129378565), (420, 1000306729), (434, 968038770), (444, 946236095), (465, 903502852), (518, 811059510), (555, 756988876), (620, 677627139), (651, 645359180), (740, 567741657), (777, 540706340), (868, 484019385), (930, 451751426), (1036, 405529755), (1085, 387215508), (1110, 378494438), (1147, 366284940), (1295, 324423804), (1302, 322679590), (1554, 270353170), (1860, 225875713), (2170, 193607754), (2220, 189247219), (2294, 183142470), (2590, 162211902), (2604, 161339795), (3108, 135176585), (3255, 129071836), (3441, 122094980), (3885, 108141268), (4340, 96803877), (4588, 91571235), (5180, 81105951), (5735, 73256988), (6510, 64535918), (6882, 61047490), (7770, 54070634), (8029, 52326420), (11470, 36628494), (13020, 32267959), (13764, 30523745), (15540, 27035317), (16058, 26163210), (17205, 24418996), (22940, 18314247), (24087, 17442140), (32116, 13081605), (34410, 12209498), (40145, 10465284), (48174, 8721070), (68820, 6104749), (80290, 5232642), (96348, 4360535), (120435, 3488428), (160580, 2616321), (240870, 1744214), (481740, 872107)]