23205780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 77785344

約数和(自身を除く): 54579564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 47, 52, 60, 65, 78, 90, 94, 117, 130, 141, 156, 180, 188, 195, 211, 234, 235, 260, 282, 390, 422, 423, 468, 470, 564, 585, 611, 633, 705, 780, 844, 846, 940, 1055, 1170, 1222, 1266, 1410, 1692, 1833, 1899, 2110, 2115, 2340, 2444, 2532, 2743, 2820, 3055, 3165, 3666, 3798, 4220, 4230, 5486, 5499, 6110, 6330, 7332, 7596, 8229, 8460, 9165, 9495, 9917, 10972, 10998, 12220, 12660, 13715, 16458, 18330, 18990, 19834, 21996, 24687, 27430, 27495, 29751, 32916, 36660, 37980, 39668, 41145, 49374, 49585, 54860, 54990, 59502, 82290, 89253, 98748, 99170, 109980, 119004, 123435, 128921, 148755, 164580, 178506, 198340, 246870, 257842, 297510, 357012, 386763, 446265, 493740, 515684, 595020, 644605, 773526, 892530, 1160289, 1289210, 1547052, 1785060, 1933815, 2320578, 2578420, 3867630, 4641156, 5801445, 7735260, 11602890, 23205780]

約数ペア:

[(1, 23205780), (2, 11602890), (3, 7735260), (4, 5801445), (5, 4641156), (6, 3867630), (9, 2578420), (10, 2320578), (12, 1933815), (13, 1785060), (15, 1547052), (18, 1289210), (20, 1160289), (26, 892530), (30, 773526), (36, 644605), (39, 595020), (45, 515684), (47, 493740), (52, 446265), (60, 386763), (65, 357012), (78, 297510), (90, 257842), (94, 246870), (117, 198340), (130, 178506), (141, 164580), (156, 148755), (180, 128921), (188, 123435), (195, 119004), (211, 109980), (234, 99170), (235, 98748), (260, 89253), (282, 82290), (390, 59502), (422, 54990), (423, 54860), (468, 49585), (470, 49374), (564, 41145), (585, 39668), (611, 37980), (633, 36660), (705, 32916), (780, 29751), (844, 27495), (846, 27430), (940, 24687), (1055, 21996), (1170, 19834), (1222, 18990), (1266, 18330), (1410, 16458), (1692, 13715), (1833, 12660), (1899, 12220), (2110, 10998), (2115, 10972), (2340, 9917), (2444, 9495), (2532, 9165), (2743, 8460), (2820, 8229), (3055, 7596), (3165, 7332), (3666, 6330), (3798, 6110), (4220, 5499), (4230, 5486)]