30227860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 74793600

約数和(自身を除く): 44565740

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 29, 38, 52, 58, 65, 76, 95, 116, 130, 145, 190, 211, 247, 260, 290, 377, 380, 422, 494, 551, 580, 754, 844, 988, 1055, 1102, 1235, 1508, 1885, 2110, 2204, 2470, 2743, 2755, 3770, 4009, 4220, 4940, 5486, 5510, 6119, 7163, 7540, 8018, 10972, 11020, 12238, 13715, 14326, 16036, 20045, 24476, 27430, 28652, 30595, 35815, 40090, 52117, 54860, 61190, 71630, 79547, 80180, 104234, 116261, 122380, 143260, 159094, 208468, 232522, 260585, 318188, 397735, 465044, 521170, 581305, 795470, 1042340, 1162610, 1511393, 1590940, 2325220, 3022786, 6045572, 7556965, 15113930, 30227860]

約数ペア:

[(1, 30227860), (2, 15113930), (4, 7556965), (5, 6045572), (10, 3022786), (13, 2325220), (19, 1590940), (20, 1511393), (26, 1162610), (29, 1042340), (38, 795470), (52, 581305), (58, 521170), (65, 465044), (76, 397735), (95, 318188), (116, 260585), (130, 232522), (145, 208468), (190, 159094), (211, 143260), (247, 122380), (260, 116261), (290, 104234), (377, 80180), (380, 79547), (422, 71630), (494, 61190), (551, 54860), (580, 52117), (754, 40090), (844, 35815), (988, 30595), (1055, 28652), (1102, 27430), (1235, 24476), (1508, 20045), (1885, 16036), (2110, 14326), (2204, 13715), (2470, 12238), (2743, 11020), (2755, 10972), (3770, 8018), (4009, 7540), (4220, 7163), (4940, 6119), (5486, 5510)]