281923920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:810

約数の個数: 240

約数和(自身を含む): 1036219392

約数和(自身を除く): 754295472

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, 62, 68, 72, 80, 85, 90, 93, 102, 120, 124, 136, 144, 153, 155, 170, 180, 186, 204, 240, 248, 255, 272, 279, 306, 310, 340, 360, 372, 408, 465, 496, 510, 527, 558, 612, 620, 680, 720, 743, 744, 765, 816, 930, 1020, 1054, 1116, 1224, 1240, 1360, 1395, 1486, 1488, 1530, 1581, 1860, 2040, 2108, 2229, 2232, 2448, 2480, 2635, 2790, 2972, 3060, 3162, 3715, 3720, 4080, 4216, 4458, 4464, 4743, 5270, 5580, 5944, 6120, 6324, 6687, 7430, 7440, 7905, 8432, 8916, 9486, 10540, 11145, 11160, 11888, 12240, 12631, 12648, 13374, 14860, 15810, 17832, 18972, 21080, 22290, 22320, 23033, 23715, 25262, 25296, 26748, 29720, 31620, 33435, 35664, 37893, 37944, 42160, 44580, 46066, 47430, 50524, 53496, 59440, 63155, 63240, 66870, 69099, 75786, 75888, 89160, 92132, 94860, 101048, 106992, 113679, 115165, 126310, 126480, 133740, 138198, 151572, 178320, 184264, 189465, 189720, 202096, 207297, 227358, 230330, 252620, 267480, 276396, 303144, 345495, 368528, 378930, 379440, 391561, 414594, 454716, 460660, 505240, 534960, 552792, 568395, 606288, 690990, 757860, 783122, 829188, 909432, 921320, 1010480, 1036485, 1105584, 1136790, 1174683, 1381980, 1515720, 1566244, 1658376, 1818864, 1842640, 1957805, 2072970, 2273580, 2349366, 2763960, 3031440, 3132488, 3316752, 3524049, 3915610, 4145940, 4547160, 4698732, 5527920, 5873415, 6264976, 7048098, 7831220, 8291880, 9094320, 9397464, 11746830, 14096196, 15662440, 16583760, 17620245, 18794928, 23493660, 28192392, 31324880, 35240490, 46987320, 56384784, 70480980, 93974640, 140961960, 281923920]

約数ペア:

[(1, 281923920), (2, 140961960), (3, 93974640), (4, 70480980), (5, 56384784), (6, 46987320), (8, 35240490), (9, 31324880), (10, 28192392), (12, 23493660), (15, 18794928), (16, 17620245), (17, 16583760), (18, 15662440), (20, 14096196), (24, 11746830), (30, 9397464), (31, 9094320), (34, 8291880), (36, 7831220), (40, 7048098), (45, 6264976), (48, 5873415), (51, 5527920), (60, 4698732), (62, 4547160), (68, 4145940), (72, 3915610), (80, 3524049), (85, 3316752), (90, 3132488), (93, 3031440), (102, 2763960), (120, 2349366), (124, 2273580), (136, 2072970), (144, 1957805), (153, 1842640), (155, 1818864), (170, 1658376), (180, 1566244), (186, 1515720), (204, 1381980), (240, 1174683), (248, 1136790), (255, 1105584), (272, 1036485), (279, 1010480), (306, 921320), (310, 909432), (340, 829188), (360, 783122), (372, 757860), (408, 690990), (465, 606288), (496, 568395), (510, 552792), (527, 534960), (558, 505240), (612, 460660), (620, 454716), (680, 414594), (720, 391561), (743, 379440), (744, 378930), (765, 368528), (816, 345495), (930, 303144), (1020, 276396), (1054, 267480), (1116, 252620), (1224, 230330), (1240, 227358), (1360, 207297), (1395, 202096), (1486, 189720), (1488, 189465), (1530, 184264), (1581, 178320), (1860, 151572), (2040, 138198), (2108, 133740), (2229, 126480), (2232, 126310), (2448, 115165), (2480, 113679), (2635, 106992), (2790, 101048), (2972, 94860), (3060, 92132), (3162, 89160), (3715, 75888), (3720, 75786), (4080, 69099), (4216, 66870), (4458, 63240), (4464, 63155), (4743, 59440), (5270, 53496), (5580, 50524), (5944, 47430), (6120, 46066), (6324, 44580), (6687, 42160), (7430, 37944), (7440, 37893), (7905, 35664), (8432, 33435), (8916, 31620), (9486, 29720), (10540, 26748), (11145, 25296), (11160, 25262), (11888, 23715), (12240, 23033), (12631, 22320), (12648, 22290), (13374, 21080), (14860, 18972), (15810, 17832)]