285435540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{547}}^1$

素因数の和:798

約数の個数: 144

約数和(自身を含む): 938316288

約数和(自身を除く): 652880748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 223, 234, 260, 390, 446, 468, 547, 585, 669, 780, 892, 1094, 1115, 1170, 1338, 1641, 2007, 2188, 2230, 2340, 2676, 2735, 2899, 3282, 3345, 4014, 4460, 4923, 5470, 5798, 6564, 6690, 7111, 8028, 8205, 8697, 9846, 10035, 10940, 11596, 13380, 14222, 14495, 16410, 17394, 19692, 20070, 21333, 24615, 26091, 28444, 28990, 32820, 34788, 35555, 40140, 42666, 43485, 49230, 52182, 57980, 63999, 71110, 85332, 86970, 98460, 104364, 106665, 121981, 127998, 130455, 142220, 173940, 213330, 243962, 255996, 260910, 319995, 365943, 426660, 487924, 521820, 609905, 639990, 731886, 1097829, 1219810, 1279980, 1463772, 1585753, 1829715, 2195658, 2439620, 3171506, 3659430, 4391316, 4757259, 5489145, 6343012, 7318860, 7928765, 9514518, 10978290, 14271777, 15857530, 19029036, 21956580, 23786295, 28543554, 31715060, 47572590, 57087108, 71358885, 95145180, 142717770, 285435540]

約数ペア:

[(1, 285435540), (2, 142717770), (3, 95145180), (4, 71358885), (5, 57087108), (6, 47572590), (9, 31715060), (10, 28543554), (12, 23786295), (13, 21956580), (15, 19029036), (18, 15857530), (20, 14271777), (26, 10978290), (30, 9514518), (36, 7928765), (39, 7318860), (45, 6343012), (52, 5489145), (60, 4757259), (65, 4391316), (78, 3659430), (90, 3171506), (117, 2439620), (130, 2195658), (156, 1829715), (180, 1585753), (195, 1463772), (223, 1279980), (234, 1219810), (260, 1097829), (390, 731886), (446, 639990), (468, 609905), (547, 521820), (585, 487924), (669, 426660), (780, 365943), (892, 319995), (1094, 260910), (1115, 255996), (1170, 243962), (1338, 213330), (1641, 173940), (2007, 142220), (2188, 130455), (2230, 127998), (2340, 121981), (2676, 106665), (2735, 104364), (2899, 98460), (3282, 86970), (3345, 85332), (4014, 71110), (4460, 63999), (4923, 57980), (5470, 52182), (5798, 49230), (6564, 43485), (6690, 42666), (7111, 40140), (8028, 35555), (8205, 34788), (8697, 32820), (9846, 28990), (10035, 28444), (10940, 26091), (11596, 24615), (13380, 21333), (14222, 20070), (14495, 19692), (16410, 17394)]