23145840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 86351616

約数和(自身を除く): 63205776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 48, 51, 60, 61, 62, 68, 72, 80, 85, 90, 93, 102, 120, 122, 124, 136, 144, 153, 155, 170, 180, 183, 186, 204, 240, 244, 248, 255, 272, 279, 305, 306, 310, 340, 360, 366, 372, 408, 465, 488, 496, 510, 527, 549, 558, 610, 612, 620, 680, 720, 732, 744, 765, 816, 915, 930, 976, 1020, 1037, 1054, 1098, 1116, 1220, 1224, 1240, 1360, 1395, 1464, 1488, 1530, 1581, 1830, 1860, 1891, 2040, 2074, 2108, 2196, 2232, 2440, 2448, 2480, 2635, 2745, 2790, 2928, 3060, 3111, 3162, 3660, 3720, 3782, 4080, 4148, 4216, 4392, 4464, 4743, 4880, 5185, 5270, 5490, 5580, 5673, 6120, 6222, 6324, 7320, 7440, 7564, 7905, 8296, 8432, 8784, 9333, 9455, 9486, 10370, 10540, 10980, 11160, 11346, 12240, 12444, 12648, 14640, 15128, 15555, 15810, 16592, 17019, 18666, 18910, 18972, 20740, 21080, 21960, 22320, 22692, 23715, 24888, 25296, 28365, 30256, 31110, 31620, 32147, 34038, 37332, 37820, 37944, 41480, 42160, 43920, 45384, 46665, 47430, 49776, 56730, 62220, 63240, 64294, 68076, 74664, 75640, 75888, 82960, 85095, 90768, 93330, 94860, 96441, 113460, 124440, 126480, 128588, 136152, 149328, 151280, 160735, 170190, 186660, 189720, 192882, 226920, 248880, 257176, 272304, 289323, 321470, 340380, 373320, 379440, 385764, 453840, 482205, 514352, 578646, 642940, 680760, 746640, 771528, 964410, 1157292, 1285880, 1361520, 1446615, 1543056, 1928820, 2314584, 2571760, 2893230, 3857640, 4629168, 5786460, 7715280, 11572920, 23145840]

約数ペア:

[(1, 23145840), (2, 11572920), (3, 7715280), (4, 5786460), (5, 4629168), (6, 3857640), (8, 2893230), (9, 2571760), (10, 2314584), (12, 1928820), (15, 1543056), (16, 1446615), (17, 1361520), (18, 1285880), (20, 1157292), (24, 964410), (30, 771528), (31, 746640), (34, 680760), (36, 642940), (40, 578646), (45, 514352), (48, 482205), (51, 453840), (60, 385764), (61, 379440), (62, 373320), (68, 340380), (72, 321470), (80, 289323), (85, 272304), (90, 257176), (93, 248880), (102, 226920), (120, 192882), (122, 189720), (124, 186660), (136, 170190), (144, 160735), (153, 151280), (155, 149328), (170, 136152), (180, 128588), (183, 126480), (186, 124440), (204, 113460), (240, 96441), (244, 94860), (248, 93330), (255, 90768), (272, 85095), (279, 82960), (305, 75888), (306, 75640), (310, 74664), (340, 68076), (360, 64294), (366, 63240), (372, 62220), (408, 56730), (465, 49776), (488, 47430), (496, 46665), (510, 45384), (527, 43920), (549, 42160), (558, 41480), (610, 37944), (612, 37820), (620, 37332), (680, 34038), (720, 32147), (732, 31620), (744, 31110), (765, 30256), (816, 28365), (915, 25296), (930, 24888), (976, 23715), (1020, 22692), (1037, 22320), (1054, 21960), (1098, 21080), (1116, 20740), (1220, 18972), (1224, 18910), (1240, 18666), (1360, 17019), (1395, 16592), (1464, 15810), (1488, 15555), (1530, 15128), (1581, 14640), (1830, 12648), (1860, 12444), (1891, 12240), (2040, 11346), (2074, 11160), (2108, 10980), (2196, 10540), (2232, 10370), (2440, 9486), (2448, 9455), (2480, 9333), (2635, 8784), (2745, 8432), (2790, 8296), (2928, 7905), (3060, 7564), (3111, 7440), (3162, 7320), (3660, 6324), (3720, 6222), (3782, 6120), (4080, 5673), (4148, 5580), (4216, 5490), (4392, 5270), (4464, 5185), (4743, 4880)]