1405642380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1823}}^1$

素因数の和:2087

約数の個数: 96

約数和(自身を含む): 4015484928

約数和(自身を除く): 2609842548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 181, 213, 284, 355, 362, 426, 543, 710, 724, 852, 905, 1065, 1086, 1420, 1810, 1823, 2130, 2172, 2715, 3620, 3646, 4260, 5430, 5469, 7292, 9115, 10860, 10938, 12851, 18230, 21876, 25702, 27345, 36460, 38553, 51404, 54690, 64255, 77106, 109380, 128510, 129433, 154212, 192765, 257020, 258866, 329963, 385530, 388299, 517732, 647165, 659926, 771060, 776598, 989889, 1294330, 1319852, 1553196, 1649815, 1941495, 1979778, 2588660, 3299630, 3882990, 3959556, 4949445, 6599260, 7765980, 9898890, 19797780, 23427373, 46854746, 70282119, 93709492, 117136865, 140564238, 234273730, 281128476, 351410595, 468547460, 702821190, 1405642380]

約数ペア:

[(1, 1405642380), (2, 702821190), (3, 468547460), (4, 351410595), (5, 281128476), (6, 234273730), (10, 140564238), (12, 117136865), (15, 93709492), (20, 70282119), (30, 46854746), (60, 23427373), (71, 19797780), (142, 9898890), (181, 7765980), (213, 6599260), (284, 4949445), (355, 3959556), (362, 3882990), (426, 3299630), (543, 2588660), (710, 1979778), (724, 1941495), (852, 1649815), (905, 1553196), (1065, 1319852), (1086, 1294330), (1420, 989889), (1810, 776598), (1823, 771060), (2130, 659926), (2172, 647165), (2715, 517732), (3620, 388299), (3646, 385530), (4260, 329963), (5430, 258866), (5469, 257020), (7292, 192765), (9115, 154212), (10860, 129433), (10938, 128510), (12851, 109380), (18230, 77106), (21876, 64255), (25702, 54690), (27345, 51404), (36460, 38553)]