25188120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 192

約数和(自身を含む): 88208640

約数和(自身を除く): 63020520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 37, 40, 45, 60, 61, 62, 72, 74, 90, 93, 111, 120, 122, 124, 148, 155, 180, 183, 185, 186, 222, 244, 248, 279, 296, 305, 310, 333, 360, 366, 370, 372, 444, 465, 488, 549, 555, 558, 610, 620, 666, 732, 740, 744, 888, 915, 930, 1098, 1110, 1116, 1147, 1220, 1240, 1332, 1395, 1464, 1480, 1665, 1830, 1860, 1891, 2196, 2220, 2232, 2257, 2294, 2440, 2664, 2745, 2790, 3330, 3441, 3660, 3720, 3782, 4392, 4440, 4514, 4588, 5490, 5580, 5673, 5735, 6660, 6771, 6882, 7320, 7564, 9028, 9176, 9455, 10323, 10980, 11160, 11285, 11346, 11470, 13320, 13542, 13764, 15128, 17019, 17205, 18056, 18910, 20313, 20646, 21960, 22570, 22692, 22940, 27084, 27528, 28365, 33855, 34038, 34410, 37820, 40626, 41292, 45140, 45384, 45880, 51615, 54168, 56730, 67710, 68076, 68820, 69967, 75640, 81252, 82584, 85095, 90280, 101565, 103230, 113460, 135420, 136152, 137640, 139934, 162504, 170190, 203130, 206460, 209901, 226920, 270840, 279868, 340380, 349835, 406260, 412920, 419802, 559736, 629703, 680760, 699670, 812520, 839604, 1049505, 1259406, 1399340, 1679208, 2099010, 2518812, 2798680, 3148515, 4198020, 5037624, 6297030, 8396040, 12594060, 25188120]

約数ペア:

[(1, 25188120), (2, 12594060), (3, 8396040), (4, 6297030), (5, 5037624), (6, 4198020), (8, 3148515), (9, 2798680), (10, 2518812), (12, 2099010), (15, 1679208), (18, 1399340), (20, 1259406), (24, 1049505), (30, 839604), (31, 812520), (36, 699670), (37, 680760), (40, 629703), (45, 559736), (60, 419802), (61, 412920), (62, 406260), (72, 349835), (74, 340380), (90, 279868), (93, 270840), (111, 226920), (120, 209901), (122, 206460), (124, 203130), (148, 170190), (155, 162504), (180, 139934), (183, 137640), (185, 136152), (186, 135420), (222, 113460), (244, 103230), (248, 101565), (279, 90280), (296, 85095), (305, 82584), (310, 81252), (333, 75640), (360, 69967), (366, 68820), (370, 68076), (372, 67710), (444, 56730), (465, 54168), (488, 51615), (549, 45880), (555, 45384), (558, 45140), (610, 41292), (620, 40626), (666, 37820), (732, 34410), (740, 34038), (744, 33855), (888, 28365), (915, 27528), (930, 27084), (1098, 22940), (1110, 22692), (1116, 22570), (1147, 21960), (1220, 20646), (1240, 20313), (1332, 18910), (1395, 18056), (1464, 17205), (1480, 17019), (1665, 15128), (1830, 13764), (1860, 13542), (1891, 13320), (2196, 11470), (2220, 11346), (2232, 11285), (2257, 11160), (2294, 10980), (2440, 10323), (2664, 9455), (2745, 9176), (2790, 9028), (3330, 7564), (3441, 7320), (3660, 6882), (3720, 6771), (3782, 6660), (4392, 5735), (4440, 5673), (4514, 5580), (4588, 5490)]