19834560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 168

約数和(自身を含む): 69896736

約数和(自身を除く): 50062176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 71, 72, 80, 90, 96, 97, 120, 142, 144, 160, 180, 192, 194, 213, 240, 284, 288, 291, 320, 355, 360, 388, 426, 480, 485, 568, 576, 582, 639, 710, 720, 776, 852, 873, 960, 970, 1065, 1136, 1164, 1278, 1420, 1440, 1455, 1552, 1704, 1746, 1940, 2130, 2272, 2328, 2556, 2840, 2880, 2910, 3104, 3195, 3408, 3492, 3880, 4260, 4365, 4544, 4656, 5112, 5680, 5820, 6208, 6390, 6816, 6887, 6984, 7760, 8520, 8730, 9312, 10224, 11360, 11640, 12780, 13632, 13774, 13968, 15520, 17040, 17460, 18624, 20448, 20661, 22720, 23280, 25560, 27548, 27936, 31040, 34080, 34435, 34920, 40896, 41322, 46560, 51120, 55096, 55872, 61983, 68160, 68870, 69840, 82644, 93120, 102240, 103305, 110192, 123966, 137740, 139680, 165288, 204480, 206610, 220384, 247932, 275480, 279360, 309915, 330576, 413220, 440768, 495864, 550960, 619830, 661152, 826440, 991728, 1101920, 1239660, 1322304, 1652880, 1983456, 2203840, 2479320, 3305760, 3966912, 4958640, 6611520, 9917280, 19834560]

約数ペア:

[(1, 19834560), (2, 9917280), (3, 6611520), (4, 4958640), (5, 3966912), (6, 3305760), (8, 2479320), (9, 2203840), (10, 1983456), (12, 1652880), (15, 1322304), (16, 1239660), (18, 1101920), (20, 991728), (24, 826440), (30, 661152), (32, 619830), (36, 550960), (40, 495864), (45, 440768), (48, 413220), (60, 330576), (64, 309915), (71, 279360), (72, 275480), (80, 247932), (90, 220384), (96, 206610), (97, 204480), (120, 165288), (142, 139680), (144, 137740), (160, 123966), (180, 110192), (192, 103305), (194, 102240), (213, 93120), (240, 82644), (284, 69840), (288, 68870), (291, 68160), (320, 61983), (355, 55872), (360, 55096), (388, 51120), (426, 46560), (480, 41322), (485, 40896), (568, 34920), (576, 34435), (582, 34080), (639, 31040), (710, 27936), (720, 27548), (776, 25560), (852, 23280), (873, 22720), (960, 20661), (970, 20448), (1065, 18624), (1136, 17460), (1164, 17040), (1278, 15520), (1420, 13968), (1440, 13774), (1455, 13632), (1552, 12780), (1704, 11640), (1746, 11360), (1940, 10224), (2130, 9312), (2272, 8730), (2328, 8520), (2556, 7760), (2840, 6984), (2880, 6887), (2910, 6816), (3104, 6390), (3195, 6208), (3408, 5820), (3492, 5680), (3880, 5112), (4260, 4656), (4365, 4544)]