42570180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3331}}^1$

素因数の和:3417

約数の個数: 72

約数和(自身を含む): 130987584

約数和(自身を除く): 88417404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 3331, 4260, 6390, 6662, 9993, 12780, 13324, 16655, 19986, 29979, 33310, 39972, 49965, 59958, 66620, 99930, 119916, 149895, 199860, 236501, 299790, 473002, 599580, 709503, 946004, 1182505, 1419006, 2128509, 2365010, 2838012, 3547515, 4257018, 4730020, 7095030, 8514036, 10642545, 14190060, 21285090, 42570180]

約数ペア:

[(1, 42570180), (2, 21285090), (3, 14190060), (4, 10642545), (5, 8514036), (6, 7095030), (9, 4730020), (10, 4257018), (12, 3547515), (15, 2838012), (18, 2365010), (20, 2128509), (30, 1419006), (36, 1182505), (45, 946004), (60, 709503), (71, 599580), (90, 473002), (142, 299790), (180, 236501), (213, 199860), (284, 149895), (355, 119916), (426, 99930), (639, 66620), (710, 59958), (852, 49965), (1065, 39972), (1278, 33310), (1420, 29979), (2130, 19986), (2556, 16655), (3195, 13324), (3331, 12780), (4260, 9993), (6390, 6662)]