8151840

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:81

約数の個数: 240

約数和(自身を含む): 31284792

約数和(自身を除く): 23132952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 37, 40, 45, 48, 51, 54, 60, 68, 72, 74, 80, 81, 85, 90, 96, 102, 108, 111, 120, 135, 136, 144, 148, 153, 160, 162, 170, 180, 185, 204, 216, 222, 240, 255, 270, 272, 288, 296, 306, 324, 333, 340, 360, 370, 405, 408, 432, 444, 459, 480, 510, 540, 544, 555, 592, 612, 629, 648, 666, 680, 720, 740, 765, 810, 816, 864, 888, 918, 999, 1020, 1080, 1110, 1184, 1224, 1258, 1296, 1332, 1360, 1377, 1440, 1480, 1530, 1620, 1632, 1665, 1776, 1836, 1887, 1998, 2040, 2160, 2220, 2295, 2448, 2516, 2592, 2664, 2720, 2754, 2960, 2997, 3060, 3145, 3240, 3330, 3552, 3672, 3774, 3996, 4080, 4320, 4440, 4590, 4896, 4995, 5032, 5328, 5508, 5661, 5920, 5994, 6120, 6290, 6480, 6660, 6885, 7344, 7548, 7992, 8160, 8880, 9180, 9435, 9990, 10064, 10656, 11016, 11322, 11988, 12240, 12580, 12960, 13320, 13770, 14688, 14985, 15096, 15984, 16983, 17760, 18360, 18870, 19980, 20128, 22032, 22644, 23976, 24480, 25160, 26640, 27540, 28305, 29970, 30192, 31968, 33966, 36720, 37740, 39960, 44064, 45288, 47952, 50320, 50949, 53280, 55080, 56610, 59940, 60384, 67932, 73440, 75480, 79920, 84915, 90576, 95904, 100640, 101898, 110160, 113220, 119880, 135864, 150960, 159840, 169830, 181152, 203796, 220320, 226440, 239760, 254745, 271728, 301920, 339660, 407592, 452880, 479520, 509490, 543456, 679320, 815184, 905760, 1018980, 1358640, 1630368, 2037960, 2717280, 4075920, 8151840]

約数ペア:

[(1, 8151840), (2, 4075920), (3, 2717280), (4, 2037960), (5, 1630368), (6, 1358640), (8, 1018980), (9, 905760), (10, 815184), (12, 679320), (15, 543456), (16, 509490), (17, 479520), (18, 452880), (20, 407592), (24, 339660), (27, 301920), (30, 271728), (32, 254745), (34, 239760), (36, 226440), (37, 220320), (40, 203796), (45, 181152), (48, 169830), (51, 159840), (54, 150960), (60, 135864), (68, 119880), (72, 113220), (74, 110160), (80, 101898), (81, 100640), (85, 95904), (90, 90576), (96, 84915), (102, 79920), (108, 75480), (111, 73440), (120, 67932), (135, 60384), (136, 59940), (144, 56610), (148, 55080), (153, 53280), (160, 50949), (162, 50320), (170, 47952), (180, 45288), (185, 44064), (204, 39960), (216, 37740), (222, 36720), (240, 33966), (255, 31968), (270, 30192), (272, 29970), (288, 28305), (296, 27540), (306, 26640), (324, 25160), (333, 24480), (340, 23976), (360, 22644), (370, 22032), (405, 20128), (408, 19980), (432, 18870), (444, 18360), (459, 17760), (480, 16983), (510, 15984), (540, 15096), (544, 14985), (555, 14688), (592, 13770), (612, 13320), (629, 12960), (648, 12580), (666, 12240), (680, 11988), (720, 11322), (740, 11016), (765, 10656), (810, 10064), (816, 9990), (864, 9435), (888, 9180), (918, 8880), (999, 8160), (1020, 7992), (1080, 7548), (1110, 7344), (1184, 6885), (1224, 6660), (1258, 6480), (1296, 6290), (1332, 6120), (1360, 5994), (1377, 5920), (1440, 5661), (1480, 5508), (1530, 5328), (1620, 5032), (1632, 4995), (1665, 4896), (1776, 4590), (1836, 4440), (1887, 4320), (1998, 4080), (2040, 3996), (2160, 3774), (2220, 3672), (2295, 3552), (2448, 3330), (2516, 3240), (2592, 3145), (2664, 3060), (2720, 2997), (2754, 2960)]