72819840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:159

約数の個数: 256

約数和(自身を含む): 259096320

約数和(自身を除く): 186276480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 32, 34, 40, 46, 48, 51, 60, 64, 68, 69, 80, 85, 92, 96, 97, 102, 115, 120, 128, 136, 138, 160, 170, 184, 192, 194, 204, 230, 240, 255, 272, 276, 291, 320, 340, 345, 368, 384, 388, 391, 408, 460, 480, 485, 510, 544, 552, 582, 640, 680, 690, 736, 776, 782, 816, 920, 960, 970, 1020, 1088, 1104, 1164, 1173, 1360, 1380, 1455, 1472, 1552, 1564, 1632, 1649, 1840, 1920, 1940, 1955, 2040, 2176, 2208, 2231, 2328, 2346, 2720, 2760, 2910, 2944, 3104, 3128, 3264, 3298, 3680, 3880, 3910, 4080, 4416, 4462, 4656, 4692, 4947, 5440, 5520, 5820, 5865, 6208, 6256, 6528, 6596, 6693, 7360, 7760, 7820, 8160, 8245, 8832, 8924, 9312, 9384, 9894, 10880, 11040, 11155, 11640, 11730, 12416, 12512, 13192, 13386, 14720, 15520, 15640, 16320, 16490, 17848, 18624, 18768, 19788, 22080, 22310, 23280, 23460, 24735, 25024, 26384, 26772, 31040, 31280, 32640, 32980, 33465, 35696, 37248, 37536, 37927, 39576, 44160, 44620, 46560, 46920, 49470, 50048, 52768, 53544, 62080, 62560, 65960, 66930, 71392, 75072, 75854, 79152, 89240, 93120, 93840, 98940, 105536, 107088, 113781, 125120, 131920, 133860, 142784, 150144, 151708, 158304, 178480, 186240, 187680, 189635, 197880, 211072, 214176, 227562, 250240, 263840, 267720, 285568, 303416, 316608, 356960, 375360, 379270, 395760, 428352, 455124, 527680, 535440, 568905, 606832, 633216, 713920, 750720, 758540, 791520, 856704, 910248, 1055360, 1070880, 1137810, 1213664, 1427840, 1517080, 1583040, 1820496, 2141760, 2275620, 2427328, 3034160, 3166080, 3640992, 4283520, 4551240, 4854656, 6068320, 7281984, 9102480, 12136640, 14563968, 18204960, 24273280, 36409920, 72819840]

約数ペア:

[(1, 72819840), (2, 36409920), (3, 24273280), (4, 18204960), (5, 14563968), (6, 12136640), (8, 9102480), (10, 7281984), (12, 6068320), (15, 4854656), (16, 4551240), (17, 4283520), (20, 3640992), (23, 3166080), (24, 3034160), (30, 2427328), (32, 2275620), (34, 2141760), (40, 1820496), (46, 1583040), (48, 1517080), (51, 1427840), (60, 1213664), (64, 1137810), (68, 1070880), (69, 1055360), (80, 910248), (85, 856704), (92, 791520), (96, 758540), (97, 750720), (102, 713920), (115, 633216), (120, 606832), (128, 568905), (136, 535440), (138, 527680), (160, 455124), (170, 428352), (184, 395760), (192, 379270), (194, 375360), (204, 356960), (230, 316608), (240, 303416), (255, 285568), (272, 267720), (276, 263840), (291, 250240), (320, 227562), (340, 214176), (345, 211072), (368, 197880), (384, 189635), (388, 187680), (391, 186240), (408, 178480), (460, 158304), (480, 151708), (485, 150144), (510, 142784), (544, 133860), (552, 131920), (582, 125120), (640, 113781), (680, 107088), (690, 105536), (736, 98940), (776, 93840), (782, 93120), (816, 89240), (920, 79152), (960, 75854), (970, 75072), (1020, 71392), (1088, 66930), (1104, 65960), (1164, 62560), (1173, 62080), (1360, 53544), (1380, 52768), (1455, 50048), (1472, 49470), (1552, 46920), (1564, 46560), (1632, 44620), (1649, 44160), (1840, 39576), (1920, 37927), (1940, 37536), (1955, 37248), (2040, 35696), (2176, 33465), (2208, 32980), (2231, 32640), (2328, 31280), (2346, 31040), (2720, 26772), (2760, 26384), (2910, 25024), (2944, 24735), (3104, 23460), (3128, 23280), (3264, 22310), (3298, 22080), (3680, 19788), (3880, 18768), (3910, 18624), (4080, 17848), (4416, 16490), (4462, 16320), (4656, 15640), (4692, 15520), (4947, 14720), (5440, 13386), (5520, 13192), (5820, 12512), (5865, 12416), (6208, 11730), (6256, 11640), (6528, 11155), (6596, 11040), (6693, 10880), (7360, 9894), (7760, 9384), (7820, 9312), (8160, 8924), (8245, 8832)]