28078560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 288

約数和(自身を含む): 107557632

約数和(自身を除く): 79479072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 32, 34, 36, 37, 40, 45, 48, 51, 60, 62, 68, 72, 74, 80, 85, 90, 93, 96, 102, 111, 120, 124, 136, 144, 148, 153, 155, 160, 170, 180, 185, 186, 204, 222, 240, 248, 255, 272, 279, 288, 296, 306, 310, 333, 340, 360, 370, 372, 408, 444, 465, 480, 496, 510, 527, 544, 555, 558, 592, 612, 620, 629, 666, 680, 720, 740, 744, 765, 816, 888, 930, 992, 1020, 1054, 1110, 1116, 1147, 1184, 1224, 1240, 1258, 1332, 1360, 1395, 1440, 1480, 1488, 1530, 1581, 1632, 1665, 1776, 1860, 1887, 2040, 2108, 2220, 2232, 2294, 2448, 2480, 2516, 2635, 2664, 2720, 2790, 2960, 2976, 3060, 3145, 3162, 3330, 3441, 3552, 3720, 3774, 4080, 4216, 4440, 4464, 4588, 4743, 4896, 4960, 5032, 5270, 5328, 5580, 5661, 5735, 5920, 6120, 6290, 6324, 6660, 6882, 7440, 7548, 7905, 8160, 8432, 8880, 8928, 9176, 9435, 9486, 10064, 10323, 10540, 10656, 11160, 11322, 11470, 12240, 12580, 12648, 13320, 13764, 14880, 15096, 15810, 16864, 17205, 17760, 18352, 18870, 18972, 19499, 20128, 20646, 21080, 22320, 22644, 22940, 23715, 24480, 25160, 25296, 26640, 27528, 28305, 30192, 31620, 34410, 36704, 37740, 37944, 38998, 41292, 42160, 44640, 45288, 45880, 47430, 50320, 50592, 51615, 53280, 55056, 56610, 58497, 60384, 63240, 68820, 75480, 75888, 77996, 82584, 84320, 90576, 91760, 94860, 97495, 100640, 103230, 110112, 113220, 116994, 126480, 137640, 150960, 151776, 155992, 165168, 175491, 181152, 183520, 189720, 194990, 206460, 226440, 233988, 252960, 275280, 292485, 301920, 311984, 330336, 350982, 379440, 389980, 412920, 452880, 467976, 550560, 584970, 623968, 701964, 758880, 779960, 825840, 877455, 905760, 935952, 1169940, 1403928, 1559920, 1651680, 1754910, 1871904, 2339880, 2807856, 3119840, 3509820, 4679760, 5615712, 7019640, 9359520, 14039280, 28078560]

約数ペア:

[(1, 28078560), (2, 14039280), (3, 9359520), (4, 7019640), (5, 5615712), (6, 4679760), (8, 3509820), (9, 3119840), (10, 2807856), (12, 2339880), (15, 1871904), (16, 1754910), (17, 1651680), (18, 1559920), (20, 1403928), (24, 1169940), (30, 935952), (31, 905760), (32, 877455), (34, 825840), (36, 779960), (37, 758880), (40, 701964), (45, 623968), (48, 584970), (51, 550560), (60, 467976), (62, 452880), (68, 412920), (72, 389980), (74, 379440), (80, 350982), (85, 330336), (90, 311984), (93, 301920), (96, 292485), (102, 275280), (111, 252960), (120, 233988), (124, 226440), (136, 206460), (144, 194990), (148, 189720), (153, 183520), (155, 181152), (160, 175491), (170, 165168), (180, 155992), (185, 151776), (186, 150960), (204, 137640), (222, 126480), (240, 116994), (248, 113220), (255, 110112), (272, 103230), (279, 100640), (288, 97495), (296, 94860), (306, 91760), (310, 90576), (333, 84320), (340, 82584), (360, 77996), (370, 75888), (372, 75480), (408, 68820), (444, 63240), (465, 60384), (480, 58497), (496, 56610), (510, 55056), (527, 53280), (544, 51615), (555, 50592), (558, 50320), (592, 47430), (612, 45880), (620, 45288), (629, 44640), (666, 42160), (680, 41292), (720, 38998), (740, 37944), (744, 37740), (765, 36704), (816, 34410), (888, 31620), (930, 30192), (992, 28305), (1020, 27528), (1054, 26640), (1110, 25296), (1116, 25160), (1147, 24480), (1184, 23715), (1224, 22940), (1240, 22644), (1258, 22320), (1332, 21080), (1360, 20646), (1395, 20128), (1440, 19499), (1480, 18972), (1488, 18870), (1530, 18352), (1581, 17760), (1632, 17205), (1665, 16864), (1776, 15810), (1860, 15096), (1887, 14880), (2040, 13764), (2108, 13320), (2220, 12648), (2232, 12580), (2294, 12240), (2448, 11470), (2480, 11322), (2516, 11160), (2635, 10656), (2664, 10540), (2720, 10323), (2790, 10064), (2960, 9486), (2976, 9435), (3060, 9176), (3145, 8928), (3162, 8880), (3330, 8432), (3441, 8160), (3552, 7905), (3720, 7548), (3774, 7440), (4080, 6882), (4216, 6660), (4440, 6324), (4464, 6290), (4588, 6120), (4743, 5920), (4896, 5735), (4960, 5661), (5032, 5580), (5270, 5328)]