38895090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:252

約数の個数: 128

約数和(自身を含む): 110073600

約数和(自身を除く): 71178510

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 29, 30, 38, 39, 57, 58, 65, 78, 87, 95, 114, 130, 145, 174, 181, 190, 195, 247, 285, 290, 362, 377, 390, 435, 494, 543, 551, 570, 741, 754, 870, 905, 1086, 1102, 1131, 1235, 1482, 1653, 1810, 1885, 2262, 2353, 2470, 2715, 2755, 3306, 3439, 3705, 3770, 4706, 5249, 5430, 5510, 5655, 6878, 7059, 7163, 7410, 8265, 10317, 10498, 11310, 11765, 14118, 14326, 15747, 16530, 17195, 20634, 21489, 23530, 26245, 31494, 34390, 35295, 35815, 42978, 44707, 51585, 52490, 68237, 70590, 71630, 78735, 89414, 99731, 103170, 107445, 134121, 136474, 157470, 199462, 204711, 214890, 223535, 268242, 299193, 341185, 409422, 447070, 498655, 598386, 670605, 682370, 997310, 1023555, 1296503, 1341210, 1495965, 2047110, 2593006, 2991930, 3889509, 6482515, 7779018, 12965030, 19447545, 38895090]

約数ペア:

[(1, 38895090), (2, 19447545), (3, 12965030), (5, 7779018), (6, 6482515), (10, 3889509), (13, 2991930), (15, 2593006), (19, 2047110), (26, 1495965), (29, 1341210), (30, 1296503), (38, 1023555), (39, 997310), (57, 682370), (58, 670605), (65, 598386), (78, 498655), (87, 447070), (95, 409422), (114, 341185), (130, 299193), (145, 268242), (174, 223535), (181, 214890), (190, 204711), (195, 199462), (247, 157470), (285, 136474), (290, 134121), (362, 107445), (377, 103170), (390, 99731), (435, 89414), (494, 78735), (543, 71630), (551, 70590), (570, 68237), (741, 52490), (754, 51585), (870, 44707), (905, 42978), (1086, 35815), (1102, 35295), (1131, 34390), (1235, 31494), (1482, 26245), (1653, 23530), (1810, 21489), (1885, 20634), (2262, 17195), (2353, 16530), (2470, 15747), (2715, 14326), (2755, 14118), (3306, 11765), (3439, 11310), (3705, 10498), (3770, 10317), (4706, 8265), (5249, 7410), (5430, 7163), (5510, 7059), (5655, 6878)]