66577770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:545

約数の個数: 144

約数和(自身を含む): 208286208

約数和(自身を除く): 141708438

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 62, 63, 70, 90, 93, 98, 105, 126, 147, 155, 186, 210, 217, 245, 279, 294, 310, 315, 434, 441, 465, 487, 490, 558, 630, 651, 735, 882, 930, 974, 1085, 1302, 1395, 1461, 1470, 1519, 1953, 2170, 2205, 2435, 2790, 2922, 3038, 3255, 3409, 3906, 4383, 4410, 4557, 4870, 6510, 6818, 7305, 7595, 8766, 9114, 9765, 10227, 13671, 14610, 15097, 15190, 17045, 19530, 20454, 21915, 22785, 23863, 27342, 30194, 30681, 34090, 43830, 45291, 45570, 47726, 51135, 61362, 68355, 71589, 75485, 90582, 102270, 105679, 119315, 135873, 136710, 143178, 150970, 153405, 211358, 214767, 226455, 238630, 271746, 306810, 317037, 357945, 429534, 452910, 528395, 634074, 679365, 715890, 739753, 951111, 1056790, 1073835, 1358730, 1479506, 1585185, 1902222, 2147670, 2219259, 3170370, 3698765, 4438518, 4755555, 6657777, 7397530, 9511110, 11096295, 13315554, 22192590, 33288885, 66577770]

約数ペア:

[(1, 66577770), (2, 33288885), (3, 22192590), (5, 13315554), (6, 11096295), (7, 9511110), (9, 7397530), (10, 6657777), (14, 4755555), (15, 4438518), (18, 3698765), (21, 3170370), (30, 2219259), (31, 2147670), (35, 1902222), (42, 1585185), (45, 1479506), (49, 1358730), (62, 1073835), (63, 1056790), (70, 951111), (90, 739753), (93, 715890), (98, 679365), (105, 634074), (126, 528395), (147, 452910), (155, 429534), (186, 357945), (210, 317037), (217, 306810), (245, 271746), (279, 238630), (294, 226455), (310, 214767), (315, 211358), (434, 153405), (441, 150970), (465, 143178), (487, 136710), (490, 135873), (558, 119315), (630, 105679), (651, 102270), (735, 90582), (882, 75485), (930, 71589), (974, 68355), (1085, 61362), (1302, 51135), (1395, 47726), (1461, 45570), (1470, 45291), (1519, 43830), (1953, 34090), (2170, 30681), (2205, 30194), (2435, 27342), (2790, 23863), (2922, 22785), (3038, 21915), (3255, 20454), (3409, 19530), (3906, 17045), (4383, 15190), (4410, 15097), (4557, 14610), (4870, 13671), (6510, 10227), (6818, 9765), (7305, 9114), (7595, 8766)]