29761620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 99283968

約数和(自身を除く): 69522348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 84, 98, 105, 106, 140, 147, 159, 191, 196, 210, 212, 245, 265, 294, 318, 371, 382, 420, 490, 530, 573, 588, 636, 735, 742, 764, 795, 955, 980, 1060, 1113, 1146, 1337, 1470, 1484, 1590, 1855, 1910, 2226, 2292, 2597, 2674, 2865, 2940, 3180, 3710, 3820, 4011, 4452, 5194, 5348, 5565, 5730, 6685, 7420, 7791, 8022, 9359, 10123, 10388, 11130, 11460, 12985, 13370, 15582, 16044, 18718, 20055, 20246, 22260, 25970, 26740, 28077, 30369, 31164, 37436, 38955, 40110, 40492, 46795, 50615, 51940, 56154, 60738, 70861, 77910, 80220, 93590, 101230, 112308, 121476, 140385, 141722, 151845, 155820, 187180, 202460, 212583, 280770, 283444, 303690, 354305, 425166, 496027, 561540, 607380, 708610, 850332, 992054, 1062915, 1417220, 1488081, 1984108, 2125830, 2480135, 2976162, 4251660, 4960270, 5952324, 7440405, 9920540, 14880810, 29761620]

約数ペア:

[(1, 29761620), (2, 14880810), (3, 9920540), (4, 7440405), (5, 5952324), (6, 4960270), (7, 4251660), (10, 2976162), (12, 2480135), (14, 2125830), (15, 1984108), (20, 1488081), (21, 1417220), (28, 1062915), (30, 992054), (35, 850332), (42, 708610), (49, 607380), (53, 561540), (60, 496027), (70, 425166), (84, 354305), (98, 303690), (105, 283444), (106, 280770), (140, 212583), (147, 202460), (159, 187180), (191, 155820), (196, 151845), (210, 141722), (212, 140385), (245, 121476), (265, 112308), (294, 101230), (318, 93590), (371, 80220), (382, 77910), (420, 70861), (490, 60738), (530, 56154), (573, 51940), (588, 50615), (636, 46795), (735, 40492), (742, 40110), (764, 38955), (795, 37436), (955, 31164), (980, 30369), (1060, 28077), (1113, 26740), (1146, 25970), (1337, 22260), (1470, 20246), (1484, 20055), (1590, 18718), (1855, 16044), (1910, 15582), (2226, 13370), (2292, 12985), (2597, 11460), (2674, 11130), (2865, 10388), (2940, 10123), (3180, 9359), (3710, 8022), (3820, 7791), (4011, 7420), (4452, 6685), (5194, 5730), (5348, 5565)]