30440540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 74680704

約数和(自身を除く): 44240164

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 71, 85, 97, 130, 142, 170, 194, 221, 260, 284, 340, 355, 388, 442, 485, 710, 884, 923, 970, 1105, 1207, 1261, 1420, 1649, 1846, 1940, 2210, 2414, 2522, 3298, 3692, 4420, 4615, 4828, 5044, 6035, 6305, 6596, 6887, 8245, 9230, 12070, 12610, 13774, 15691, 16490, 18460, 21437, 24140, 25220, 27548, 31382, 32980, 34435, 42874, 62764, 68870, 78455, 85748, 89531, 107185, 117079, 137740, 156910, 179062, 214370, 234158, 313820, 358124, 428740, 447655, 468316, 585395, 895310, 1170790, 1522027, 1790620, 2341580, 3044054, 6088108, 7610135, 15220270, 30440540]

約数ペア:

[(1, 30440540), (2, 15220270), (4, 7610135), (5, 6088108), (10, 3044054), (13, 2341580), (17, 1790620), (20, 1522027), (26, 1170790), (34, 895310), (52, 585395), (65, 468316), (68, 447655), (71, 428740), (85, 358124), (97, 313820), (130, 234158), (142, 214370), (170, 179062), (194, 156910), (221, 137740), (260, 117079), (284, 107185), (340, 89531), (355, 85748), (388, 78455), (442, 68870), (485, 62764), (710, 42874), (884, 34435), (923, 32980), (970, 31382), (1105, 27548), (1207, 25220), (1261, 24140), (1420, 21437), (1649, 18460), (1846, 16490), (1940, 15691), (2210, 13774), (2414, 12610), (2522, 12070), (3298, 9230), (3692, 8245), (4420, 6887), (4615, 6596), (4828, 6305), (5044, 6035)]