290431290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{607}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 717050880

約数和(自身を除く): 426619590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 389, 410, 607, 615, 778, 1167, 1214, 1230, 1821, 1945, 2334, 3035, 3642, 3890, 5835, 6070, 9105, 11670, 15949, 18210, 24887, 31898, 47847, 49774, 74661, 79745, 95694, 124435, 149322, 159490, 236123, 239235, 248870, 373305, 472246, 478470, 708369, 746610, 1180615, 1416738, 2361230, 3541845, 7083690, 9681043, 19362086, 29043129, 48405215, 58086258, 96810430, 145215645, 290431290]

約数ペア:

[(1, 290431290), (2, 145215645), (3, 96810430), (5, 58086258), (6, 48405215), (10, 29043129), (15, 19362086), (30, 9681043), (41, 7083690), (82, 3541845), (123, 2361230), (205, 1416738), (246, 1180615), (389, 746610), (410, 708369), (607, 478470), (615, 472246), (778, 373305), (1167, 248870), (1214, 239235), (1230, 236123), (1821, 159490), (1945, 149322), (2334, 124435), (3035, 95694), (3642, 79745), (3890, 74661), (5835, 49774), (6070, 47847), (9105, 31898), (11670, 24887), (15949, 18210)]