30584820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 101582208

約数和(自身を除く): 70997388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 101, 103, 105, 140, 147, 196, 202, 206, 210, 245, 294, 303, 309, 404, 412, 420, 490, 505, 515, 588, 606, 618, 707, 721, 735, 980, 1010, 1030, 1212, 1236, 1414, 1442, 1470, 1515, 1545, 2020, 2060, 2121, 2163, 2828, 2884, 2940, 3030, 3090, 3535, 3605, 4242, 4326, 4949, 5047, 6060, 6180, 7070, 7210, 8484, 8652, 9898, 10094, 10403, 10605, 10815, 14140, 14420, 14847, 15141, 19796, 20188, 20806, 21210, 21630, 24745, 25235, 29694, 30282, 31209, 41612, 42420, 43260, 49490, 50470, 52015, 59388, 60564, 62418, 72821, 74235, 75705, 98980, 100940, 104030, 124836, 145642, 148470, 151410, 156045, 208060, 218463, 291284, 296940, 302820, 312090, 364105, 436926, 509747, 624180, 728210, 873852, 1019494, 1092315, 1456420, 1529241, 2038988, 2184630, 2548735, 3058482, 4369260, 5097470, 6116964, 7646205, 10194940, 15292410, 30584820]

約数ペア:

[(1, 30584820), (2, 15292410), (3, 10194940), (4, 7646205), (5, 6116964), (6, 5097470), (7, 4369260), (10, 3058482), (12, 2548735), (14, 2184630), (15, 2038988), (20, 1529241), (21, 1456420), (28, 1092315), (30, 1019494), (35, 873852), (42, 728210), (49, 624180), (60, 509747), (70, 436926), (84, 364105), (98, 312090), (101, 302820), (103, 296940), (105, 291284), (140, 218463), (147, 208060), (196, 156045), (202, 151410), (206, 148470), (210, 145642), (245, 124836), (294, 104030), (303, 100940), (309, 98980), (404, 75705), (412, 74235), (420, 72821), (490, 62418), (505, 60564), (515, 59388), (588, 52015), (606, 50470), (618, 49490), (707, 43260), (721, 42420), (735, 41612), (980, 31209), (1010, 30282), (1030, 29694), (1212, 25235), (1236, 24745), (1414, 21630), (1442, 21210), (1470, 20806), (1515, 20188), (1545, 19796), (2020, 15141), (2060, 14847), (2121, 14420), (2163, 14140), (2828, 10815), (2884, 10605), (2940, 10403), (3030, 10094), (3090, 9898), (3535, 8652), (3605, 8484), (4242, 7210), (4326, 7070), (4949, 6180), (5047, 6060)]