988465380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^3\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 192

約数和(自身を含む): 3309895680

約数和(自身を除く): 2321430300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 79, 84, 93, 105, 124, 140, 155, 158, 186, 210, 217, 237, 310, 316, 372, 395, 420, 434, 465, 474, 553, 620, 651, 790, 868, 930, 948, 961, 1085, 1106, 1185, 1302, 1580, 1659, 1860, 1922, 2170, 2212, 2370, 2449, 2604, 2765, 2883, 3255, 3318, 3844, 4340, 4740, 4805, 4898, 5530, 5766, 6510, 6636, 6727, 7347, 8295, 9610, 9796, 11060, 11532, 12245, 13020, 13454, 14415, 14694, 16590, 17143, 19220, 20181, 24490, 26908, 28830, 29388, 29791, 33180, 33635, 34286, 36735, 40362, 48980, 51429, 57660, 59582, 67270, 68572, 73470, 75919, 80724, 85715, 89373, 100905, 102858, 119164, 134540, 146940, 148955, 151838, 171430, 178746, 201810, 205716, 208537, 227757, 257145, 297910, 303676, 342860, 357492, 379595, 403620, 417074, 446865, 455514, 514290, 531433, 595820, 625611, 759190, 834148, 893730, 911028, 1028580, 1042685, 1062866, 1138785, 1251222, 1518380, 1594299, 1787460, 2085370, 2125732, 2277570, 2353489, 2502444, 2657165, 3128055, 3188598, 4170740, 4555140, 4706978, 5314330, 6256110, 6377196, 7060467, 7971495, 9413956, 10628660, 11767445, 12512220, 14120934, 15942990, 16474423, 23534890, 28241868, 31885980, 32948846, 35302335, 47069780, 49423269, 65897692, 70604670, 82372115, 98846538, 141209340, 164744230, 197693076, 247116345, 329488460, 494232690, 988465380]

約数ペア:

[(1, 988465380), (2, 494232690), (3, 329488460), (4, 247116345), (5, 197693076), (6, 164744230), (7, 141209340), (10, 98846538), (12, 82372115), (14, 70604670), (15, 65897692), (20, 49423269), (21, 47069780), (28, 35302335), (30, 32948846), (31, 31885980), (35, 28241868), (42, 23534890), (60, 16474423), (62, 15942990), (70, 14120934), (79, 12512220), (84, 11767445), (93, 10628660), (105, 9413956), (124, 7971495), (140, 7060467), (155, 6377196), (158, 6256110), (186, 5314330), (210, 4706978), (217, 4555140), (237, 4170740), (310, 3188598), (316, 3128055), (372, 2657165), (395, 2502444), (420, 2353489), (434, 2277570), (465, 2125732), (474, 2085370), (553, 1787460), (620, 1594299), (651, 1518380), (790, 1251222), (868, 1138785), (930, 1062866), (948, 1042685), (961, 1028580), (1085, 911028), (1106, 893730), (1185, 834148), (1302, 759190), (1580, 625611), (1659, 595820), (1860, 531433), (1922, 514290), (2170, 455514), (2212, 446865), (2370, 417074), (2449, 403620), (2604, 379595), (2765, 357492), (2883, 342860), (3255, 303676), (3318, 297910), (3844, 257145), (4340, 227757), (4740, 208537), (4805, 205716), (4898, 201810), (5530, 178746), (5766, 171430), (6510, 151838), (6636, 148955), (6727, 146940), (7347, 134540), (8295, 119164), (9610, 102858), (9796, 100905), (11060, 89373), (11532, 85715), (12245, 80724), (13020, 75919), (13454, 73470), (14415, 68572), (14694, 67270), (16590, 59582), (17143, 57660), (19220, 51429), (20181, 48980), (24490, 40362), (26908, 36735), (28830, 34286), (29388, 33635), (29791, 33180)]