231803520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 256

約数和(自身を含む): 820471680

約数和(自身を除く): 588668160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 37, 39, 40, 48, 52, 60, 64, 65, 74, 78, 80, 96, 104, 111, 120, 128, 130, 148, 156, 160, 185, 192, 195, 208, 222, 240, 251, 260, 296, 312, 320, 370, 384, 390, 416, 444, 480, 481, 502, 520, 555, 592, 624, 640, 740, 753, 780, 832, 888, 960, 962, 1004, 1040, 1110, 1184, 1248, 1255, 1443, 1480, 1506, 1560, 1664, 1776, 1920, 1924, 2008, 2080, 2220, 2368, 2405, 2496, 2510, 2886, 2960, 3012, 3120, 3263, 3552, 3765, 3848, 4016, 4160, 4440, 4736, 4810, 4992, 5020, 5772, 5920, 6024, 6240, 6526, 7104, 7215, 7530, 7696, 8032, 8320, 8880, 9287, 9620, 9789, 10040, 11544, 11840, 12048, 12480, 13052, 14208, 14430, 15060, 15392, 16064, 16315, 17760, 18574, 19240, 19578, 20080, 23088, 23680, 24096, 24960, 26104, 27861, 28860, 30120, 30784, 32128, 32630, 35520, 37148, 38480, 39156, 40160, 46176, 46435, 48192, 48945, 52208, 55722, 57720, 60240, 61568, 65260, 71040, 74296, 76960, 78312, 80320, 92352, 92870, 96384, 97890, 104416, 111444, 115440, 120480, 120731, 130520, 139305, 148592, 153920, 156624, 160640, 184704, 185740, 195780, 208832, 222888, 230880, 240960, 241462, 261040, 278610, 297184, 307840, 313248, 362193, 371480, 391560, 417664, 445776, 461760, 481920, 482924, 522080, 557220, 594368, 603655, 626496, 724386, 742960, 783120, 891552, 923520, 965848, 1044160, 1114440, 1188736, 1207310, 1252992, 1448772, 1485920, 1566240, 1783104, 1810965, 1931696, 2088320, 2228880, 2414620, 2897544, 2971840, 3132480, 3566208, 3621930, 3863392, 4457760, 4829240, 5795088, 5943680, 6264960, 7243860, 7726784, 8915520, 9658480, 11590176, 14487720, 15453568, 17831040, 19316960, 23180352, 28975440, 38633920, 46360704, 57950880, 77267840, 115901760, 231803520]

約数ペア:

[(1, 231803520), (2, 115901760), (3, 77267840), (4, 57950880), (5, 46360704), (6, 38633920), (8, 28975440), (10, 23180352), (12, 19316960), (13, 17831040), (15, 15453568), (16, 14487720), (20, 11590176), (24, 9658480), (26, 8915520), (30, 7726784), (32, 7243860), (37, 6264960), (39, 5943680), (40, 5795088), (48, 4829240), (52, 4457760), (60, 3863392), (64, 3621930), (65, 3566208), (74, 3132480), (78, 2971840), (80, 2897544), (96, 2414620), (104, 2228880), (111, 2088320), (120, 1931696), (128, 1810965), (130, 1783104), (148, 1566240), (156, 1485920), (160, 1448772), (185, 1252992), (192, 1207310), (195, 1188736), (208, 1114440), (222, 1044160), (240, 965848), (251, 923520), (260, 891552), (296, 783120), (312, 742960), (320, 724386), (370, 626496), (384, 603655), (390, 594368), (416, 557220), (444, 522080), (480, 482924), (481, 481920), (502, 461760), (520, 445776), (555, 417664), (592, 391560), (624, 371480), (640, 362193), (740, 313248), (753, 307840), (780, 297184), (832, 278610), (888, 261040), (960, 241462), (962, 240960), (1004, 230880), (1040, 222888), (1110, 208832), (1184, 195780), (1248, 185740), (1255, 184704), (1443, 160640), (1480, 156624), (1506, 153920), (1560, 148592), (1664, 139305), (1776, 130520), (1920, 120731), (1924, 120480), (2008, 115440), (2080, 111444), (2220, 104416), (2368, 97890), (2405, 96384), (2496, 92870), (2510, 92352), (2886, 80320), (2960, 78312), (3012, 76960), (3120, 74296), (3263, 71040), (3552, 65260), (3765, 61568), (3848, 60240), (4016, 57720), (4160, 55722), (4440, 52208), (4736, 48945), (4810, 48192), (4992, 46435), (5020, 46176), (5772, 40160), (5920, 39156), (6024, 38480), (6240, 37148), (6526, 35520), (7104, 32630), (7215, 32128), (7530, 30784), (7696, 30120), (8032, 28860), (8320, 27861), (8880, 26104), (9287, 24960), (9620, 24096), (9789, 23680), (10040, 23088), (11544, 20080), (11840, 19578), (12048, 19240), (12480, 18574), (13052, 17760), (14208, 16315), (14430, 16064), (15060, 15392)]