30916610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 62899200

約数和(自身を除く): 31982590

約数列:

[1, 2, 5, 10, 19, 29, 31, 38, 58, 62, 95, 145, 155, 181, 190, 290, 310, 362, 551, 589, 899, 905, 1102, 1178, 1798, 1810, 2755, 2945, 3439, 4495, 5249, 5510, 5611, 5890, 6878, 8990, 10498, 11222, 17081, 17195, 26245, 28055, 34162, 34390, 52490, 56110, 85405, 99731, 106609, 162719, 170810, 199462, 213218, 325438, 498655, 533045, 813595, 997310, 1066090, 1627190, 3091661, 6183322, 15458305, 30916610]

約数ペア:

[(1, 30916610), (2, 15458305), (5, 6183322), (10, 3091661), (19, 1627190), (29, 1066090), (31, 997310), (38, 813595), (58, 533045), (62, 498655), (95, 325438), (145, 213218), (155, 199462), (181, 170810), (190, 162719), (290, 106609), (310, 99731), (362, 85405), (551, 56110), (589, 52490), (899, 34390), (905, 34162), (1102, 28055), (1178, 26245), (1798, 17195), (1810, 17081), (2755, 11222), (2945, 10498), (3439, 8990), (4495, 6878), (5249, 5890), (5510, 5611)]