87405840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:266

約数の個数: 240

約数和(自身を含む): 320858928

約数和(自身を除く): 233453088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 37, 40, 45, 48, 51, 60, 68, 72, 74, 80, 85, 90, 102, 111, 120, 136, 144, 148, 153, 170, 180, 185, 193, 204, 222, 240, 255, 272, 296, 306, 333, 340, 360, 370, 386, 408, 444, 510, 555, 579, 592, 612, 629, 666, 680, 720, 740, 765, 772, 816, 888, 965, 1020, 1110, 1158, 1224, 1258, 1332, 1360, 1480, 1530, 1544, 1665, 1737, 1776, 1887, 1930, 2040, 2220, 2316, 2448, 2516, 2664, 2895, 2960, 3060, 3088, 3145, 3281, 3330, 3474, 3774, 3860, 4080, 4440, 4632, 5032, 5328, 5661, 5790, 6120, 6290, 6562, 6660, 6948, 7141, 7548, 7720, 8685, 8880, 9264, 9435, 9843, 10064, 11322, 11580, 12240, 12580, 13124, 13320, 13896, 14282, 15096, 15440, 16405, 17370, 18870, 19686, 21423, 22644, 23160, 25160, 26248, 26640, 27792, 28305, 28564, 29529, 30192, 32810, 34740, 35705, 37740, 39372, 42846, 45288, 46320, 49215, 50320, 52496, 56610, 57128, 59058, 64269, 65620, 69480, 71410, 75480, 78744, 85692, 90576, 98430, 107115, 113220, 114256, 118116, 121397, 128538, 131240, 138960, 142820, 147645, 150960, 157488, 171384, 196860, 214230, 226440, 236232, 242794, 257076, 262480, 285640, 295290, 321345, 342768, 364191, 393720, 428460, 452880, 472464, 485588, 514152, 571280, 590580, 606985, 642690, 728382, 787440, 856920, 971176, 1028304, 1092573, 1181160, 1213970, 1285380, 1456764, 1713840, 1820955, 1942352, 2185146, 2362320, 2427940, 2570760, 2913528, 3641910, 4370292, 4855880, 5141520, 5462865, 5827056, 7283820, 8740584, 9711760, 10925730, 14567640, 17481168, 21851460, 29135280, 43702920, 87405840]

約数ペア:

[(1, 87405840), (2, 43702920), (3, 29135280), (4, 21851460), (5, 17481168), (6, 14567640), (8, 10925730), (9, 9711760), (10, 8740584), (12, 7283820), (15, 5827056), (16, 5462865), (17, 5141520), (18, 4855880), (20, 4370292), (24, 3641910), (30, 2913528), (34, 2570760), (36, 2427940), (37, 2362320), (40, 2185146), (45, 1942352), (48, 1820955), (51, 1713840), (60, 1456764), (68, 1285380), (72, 1213970), (74, 1181160), (80, 1092573), (85, 1028304), (90, 971176), (102, 856920), (111, 787440), (120, 728382), (136, 642690), (144, 606985), (148, 590580), (153, 571280), (170, 514152), (180, 485588), (185, 472464), (193, 452880), (204, 428460), (222, 393720), (240, 364191), (255, 342768), (272, 321345), (296, 295290), (306, 285640), (333, 262480), (340, 257076), (360, 242794), (370, 236232), (386, 226440), (408, 214230), (444, 196860), (510, 171384), (555, 157488), (579, 150960), (592, 147645), (612, 142820), (629, 138960), (666, 131240), (680, 128538), (720, 121397), (740, 118116), (765, 114256), (772, 113220), (816, 107115), (888, 98430), (965, 90576), (1020, 85692), (1110, 78744), (1158, 75480), (1224, 71410), (1258, 69480), (1332, 65620), (1360, 64269), (1480, 59058), (1530, 57128), (1544, 56610), (1665, 52496), (1737, 50320), (1776, 49215), (1887, 46320), (1930, 45288), (2040, 42846), (2220, 39372), (2316, 37740), (2448, 35705), (2516, 34740), (2664, 32810), (2895, 30192), (2960, 29529), (3060, 28564), (3088, 28305), (3145, 27792), (3281, 26640), (3330, 26248), (3474, 25160), (3774, 23160), (3860, 22644), (4080, 21423), (4440, 19686), (4632, 18870), (5032, 17370), (5328, 16405), (5661, 15440), (5790, 15096), (6120, 14282), (6290, 13896), (6562, 13320), (6660, 13124), (6948, 12580), (7141, 12240), (7548, 11580), (7720, 11322), (8685, 10064), (8880, 9843), (9264, 9435)]