27801540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^2$

素因数の和:246

約数の個数: 108

約数和(自身を含む): 91659204

約数和(自身を除く): 63857664

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, 109, 117, 130, 156, 180, 195, 218, 234, 260, 327, 390, 436, 468, 545, 585, 654, 780, 981, 1090, 1170, 1308, 1417, 1635, 1962, 2180, 2340, 2834, 3270, 3924, 4251, 4905, 5668, 6540, 7085, 8502, 9810, 11881, 12753, 14170, 17004, 19620, 21255, 23762, 25506, 28340, 35643, 42510, 47524, 51012, 59405, 63765, 71286, 85020, 106929, 118810, 127530, 142572, 154453, 178215, 213858, 237620, 255060, 308906, 356430, 427716, 463359, 534645, 617812, 712860, 772265, 926718, 1069290, 1390077, 1544530, 1853436, 2138580, 2316795, 2780154, 3089060, 4633590, 5560308, 6950385, 9267180, 13900770, 27801540]

約数ペア:

[(1, 27801540), (2, 13900770), (3, 9267180), (4, 6950385), (5, 5560308), (6, 4633590), (9, 3089060), (10, 2780154), (12, 2316795), (13, 2138580), (15, 1853436), (18, 1544530), (20, 1390077), (26, 1069290), (30, 926718), (36, 772265), (39, 712860), (45, 617812), (52, 534645), (60, 463359), (65, 427716), (78, 356430), (90, 308906), (109, 255060), (117, 237620), (130, 213858), (156, 178215), (180, 154453), (195, 142572), (218, 127530), (234, 118810), (260, 106929), (327, 85020), (390, 71286), (436, 63765), (468, 59405), (545, 51012), (585, 47524), (654, 42510), (780, 35643), (981, 28340), (1090, 25506), (1170, 23762), (1308, 21255), (1417, 19620), (1635, 17004), (1962, 14170), (2180, 12753), (2340, 11881), (2834, 9810), (3270, 8502), (3924, 7085), (4251, 6540), (4905, 5668)]