20076930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 128

約数和(自身を含む): 57853440

約数和(自身を除く): 37776510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 53, 54, 61, 69, 90, 106, 115, 122, 135, 138, 159, 183, 207, 230, 265, 270, 305, 318, 345, 366, 414, 477, 530, 549, 610, 621, 690, 795, 915, 954, 1035, 1098, 1219, 1242, 1403, 1431, 1590, 1647, 1830, 2070, 2385, 2438, 2745, 2806, 2862, 3105, 3233, 3294, 3657, 4209, 4770, 5490, 6095, 6210, 6466, 7015, 7155, 7314, 8235, 8418, 9699, 10971, 12190, 12627, 14030, 14310, 16165, 16470, 18285, 19398, 21045, 21942, 25254, 29097, 32330, 32913, 36570, 37881, 42090, 48495, 54855, 58194, 63135, 65826, 74359, 75762, 87291, 96990, 109710, 126270, 145485, 148718, 164565, 174582, 189405, 223077, 290970, 329130, 371795, 378810, 436455, 446154, 669231, 743590, 872910, 1115385, 1338462, 2007693, 2230770, 3346155, 4015386, 6692310, 10038465, 20076930]

約数ペア:

[(1, 20076930), (2, 10038465), (3, 6692310), (5, 4015386), (6, 3346155), (9, 2230770), (10, 2007693), (15, 1338462), (18, 1115385), (23, 872910), (27, 743590), (30, 669231), (45, 446154), (46, 436455), (53, 378810), (54, 371795), (61, 329130), (69, 290970), (90, 223077), (106, 189405), (115, 174582), (122, 164565), (135, 148718), (138, 145485), (159, 126270), (183, 109710), (207, 96990), (230, 87291), (265, 75762), (270, 74359), (305, 65826), (318, 63135), (345, 58194), (366, 54855), (414, 48495), (477, 42090), (530, 37881), (549, 36570), (610, 32913), (621, 32330), (690, 29097), (795, 25254), (915, 21942), (954, 21045), (1035, 19398), (1098, 18285), (1219, 16470), (1242, 16165), (1403, 14310), (1431, 14030), (1590, 12627), (1647, 12190), (1830, 10971), (2070, 9699), (2385, 8418), (2438, 8235), (2745, 7314), (2806, 7155), (2862, 7015), (3105, 6466), (3233, 6210), (3294, 6095), (3657, 5490), (4209, 4770)]