189920640

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1$

素因数の和:1129

約数の個数: 256

約数和(自身を含む): 745758720

約数和(自身を除く): 555838080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 640, 672, 728, 780, 832, 840, 896, 910, 960, 1040, 1087, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1664, 1680, 1820, 1920, 2080, 2174, 2184, 2240, 2496, 2688, 2730, 2912, 3120, 3261, 3360, 3640, 4160, 4348, 4368, 4480, 4992, 5435, 5460, 5824, 6240, 6522, 6720, 7280, 7609, 8320, 8696, 8736, 10870, 10920, 11648, 12480, 13044, 13440, 14131, 14560, 15218, 16305, 17392, 17472, 21740, 21840, 22827, 24960, 26088, 28262, 29120, 30436, 32610, 34784, 34944, 38045, 42393, 43480, 43680, 45654, 52176, 56524, 58240, 60872, 65220, 69568, 70655, 76090, 84786, 86960, 87360, 91308, 98917, 104352, 113048, 114135, 121744, 130440, 139136, 141310, 152180, 169572, 173920, 174720, 182616, 197834, 208704, 211965, 226096, 228270, 243488, 260880, 282620, 296751, 304360, 339144, 347840, 365232, 395668, 417408, 423930, 452192, 456540, 486976, 494585, 521760, 565240, 593502, 608720, 678288, 695680, 730464, 791336, 847860, 904384, 913080, 973952, 989170, 1043520, 1130480, 1187004, 1217440, 1356576, 1460928, 1483755, 1582672, 1695720, 1808768, 1826160, 1978340, 2087040, 2260960, 2374008, 2434880, 2713152, 2921856, 2967510, 3165344, 3391440, 3652320, 3956680, 4521920, 4748016, 4869760, 5426304, 5935020, 6330688, 6782880, 7304640, 7913360, 9043840, 9496032, 11870040, 12661376, 13565760, 14609280, 15826720, 18992064, 23740080, 27131520, 31653440, 37984128, 47480160, 63306880, 94960320, 189920640]

約数ペア:

[(1, 189920640), (2, 94960320), (3, 63306880), (4, 47480160), (5, 37984128), (6, 31653440), (7, 27131520), (8, 23740080), (10, 18992064), (12, 15826720), (13, 14609280), (14, 13565760), (15, 12661376), (16, 11870040), (20, 9496032), (21, 9043840), (24, 7913360), (26, 7304640), (28, 6782880), (30, 6330688), (32, 5935020), (35, 5426304), (39, 4869760), (40, 4748016), (42, 4521920), (48, 3956680), (52, 3652320), (56, 3391440), (60, 3165344), (64, 2967510), (65, 2921856), (70, 2713152), (78, 2434880), (80, 2374008), (84, 2260960), (91, 2087040), (96, 1978340), (104, 1826160), (105, 1808768), (112, 1695720), (120, 1582672), (128, 1483755), (130, 1460928), (140, 1356576), (156, 1217440), (160, 1187004), (168, 1130480), (182, 1043520), (192, 989170), (195, 973952), (208, 913080), (210, 904384), (224, 847860), (240, 791336), (260, 730464), (273, 695680), (280, 678288), (312, 608720), (320, 593502), (336, 565240), (364, 521760), (384, 494585), (390, 486976), (416, 456540), (420, 452192), (448, 423930), (455, 417408), (480, 395668), (520, 365232), (546, 347840), (560, 339144), (624, 304360), (640, 296751), (672, 282620), (728, 260880), (780, 243488), (832, 228270), (840, 226096), (896, 211965), (910, 208704), (960, 197834), (1040, 182616), (1087, 174720), (1092, 173920), (1120, 169572), (1248, 152180), (1344, 141310), (1365, 139136), (1456, 130440), (1560, 121744), (1664, 114135), (1680, 113048), (1820, 104352), (1920, 98917), (2080, 91308), (2174, 87360), (2184, 86960), (2240, 84786), (2496, 76090), (2688, 70655), (2730, 69568), (2912, 65220), (3120, 60872), (3261, 58240), (3360, 56524), (3640, 52176), (4160, 45654), (4348, 43680), (4368, 43480), (4480, 42393), (4992, 38045), (5435, 34944), (5460, 34784), (5824, 32610), (6240, 30436), (6522, 29120), (6720, 28262), (7280, 26088), (7609, 24960), (8320, 22827), (8696, 21840), (8736, 21740), (10870, 17472), (10920, 17392), (11648, 16305), (12480, 15218), (13044, 14560), (13440, 14131)]