291040680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 256

約数和(自身を含む): 1073088000

約数和(自身を除く): 782047320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 89, 102, 105, 119, 120, 136, 140, 168, 170, 178, 204, 210, 229, 238, 255, 267, 280, 340, 356, 357, 408, 420, 445, 458, 476, 510, 534, 595, 623, 680, 687, 712, 714, 840, 890, 916, 952, 1020, 1068, 1145, 1190, 1246, 1335, 1374, 1428, 1513, 1603, 1780, 1785, 1832, 1869, 2040, 2136, 2290, 2380, 2492, 2670, 2748, 2856, 3026, 3115, 3206, 3435, 3560, 3570, 3738, 3893, 4539, 4580, 4760, 4809, 4984, 5340, 5496, 6052, 6230, 6412, 6870, 7140, 7476, 7565, 7786, 8015, 9078, 9160, 9345, 9618, 10591, 10680, 11679, 12104, 12460, 12824, 13740, 14280, 14952, 15130, 15572, 16030, 18156, 18690, 19236, 19465, 20381, 21182, 22695, 23358, 24045, 24920, 27251, 27480, 30260, 31144, 31773, 32060, 36312, 37380, 38472, 38930, 40762, 42364, 45390, 46716, 48090, 52955, 54502, 58395, 60520, 61143, 63546, 64120, 74760, 77860, 81524, 81753, 84728, 90780, 93432, 96180, 101905, 105910, 109004, 116790, 122286, 127092, 136255, 142667, 155720, 158865, 163048, 163506, 181560, 192360, 203810, 211820, 218008, 233580, 244572, 254184, 272510, 285334, 305715, 317730, 327012, 346477, 407620, 408765, 423640, 428001, 467160, 489144, 545020, 570668, 611430, 635460, 654024, 692954, 713335, 815240, 817530, 856002, 1039431, 1090040, 1141336, 1222860, 1270920, 1385908, 1426670, 1635060, 1712004, 1732385, 2078862, 2140005, 2425339, 2445720, 2771816, 2853340, 3270120, 3424008, 3464770, 4157724, 4280010, 4850678, 5197155, 5706680, 6929540, 7276017, 8315448, 8560020, 9701356, 10394310, 12126695, 13859080, 14552034, 17120040, 19402712, 20788620, 24253390, 29104068, 36380085, 41577240, 48506780, 58208136, 72760170, 97013560, 145520340, 291040680]

約数ペア:

[(1, 291040680), (2, 145520340), (3, 97013560), (4, 72760170), (5, 58208136), (6, 48506780), (7, 41577240), (8, 36380085), (10, 29104068), (12, 24253390), (14, 20788620), (15, 19402712), (17, 17120040), (20, 14552034), (21, 13859080), (24, 12126695), (28, 10394310), (30, 9701356), (34, 8560020), (35, 8315448), (40, 7276017), (42, 6929540), (51, 5706680), (56, 5197155), (60, 4850678), (68, 4280010), (70, 4157724), (84, 3464770), (85, 3424008), (89, 3270120), (102, 2853340), (105, 2771816), (119, 2445720), (120, 2425339), (136, 2140005), (140, 2078862), (168, 1732385), (170, 1712004), (178, 1635060), (204, 1426670), (210, 1385908), (229, 1270920), (238, 1222860), (255, 1141336), (267, 1090040), (280, 1039431), (340, 856002), (356, 817530), (357, 815240), (408, 713335), (420, 692954), (445, 654024), (458, 635460), (476, 611430), (510, 570668), (534, 545020), (595, 489144), (623, 467160), (680, 428001), (687, 423640), (712, 408765), (714, 407620), (840, 346477), (890, 327012), (916, 317730), (952, 305715), (1020, 285334), (1068, 272510), (1145, 254184), (1190, 244572), (1246, 233580), (1335, 218008), (1374, 211820), (1428, 203810), (1513, 192360), (1603, 181560), (1780, 163506), (1785, 163048), (1832, 158865), (1869, 155720), (2040, 142667), (2136, 136255), (2290, 127092), (2380, 122286), (2492, 116790), (2670, 109004), (2748, 105910), (2856, 101905), (3026, 96180), (3115, 93432), (3206, 90780), (3435, 84728), (3560, 81753), (3570, 81524), (3738, 77860), (3893, 74760), (4539, 64120), (4580, 63546), (4760, 61143), (4809, 60520), (4984, 58395), (5340, 54502), (5496, 52955), (6052, 48090), (6230, 46716), (6412, 45390), (6870, 42364), (7140, 40762), (7476, 38930), (7565, 38472), (7786, 37380), (8015, 36312), (9078, 32060), (9160, 31773), (9345, 31144), (9618, 30260), (10591, 27480), (10680, 27251), (11679, 24920), (12104, 24045), (12460, 23358), (12824, 22695), (13740, 21182), (14280, 20381), (14952, 19465), (15130, 19236), (15572, 18690), (16030, 18156)]