400432890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3011}}^1$

素因数の和:3076

約数の個数: 128

約数和(自身を含む): 1165860864

約数和(自身を除く): 765427974

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 31, 33, 39, 55, 62, 65, 66, 78, 93, 110, 130, 143, 155, 165, 186, 195, 286, 310, 330, 341, 390, 403, 429, 465, 682, 715, 806, 858, 930, 1023, 1209, 1430, 1705, 2015, 2046, 2145, 2418, 3011, 3410, 4030, 4290, 4433, 5115, 6022, 6045, 8866, 9033, 10230, 12090, 13299, 15055, 18066, 22165, 26598, 30110, 33121, 39143, 44330, 45165, 66242, 66495, 78286, 90330, 93341, 99363, 117429, 132990, 165605, 186682, 195715, 198726, 234858, 280023, 331210, 391430, 430573, 466705, 496815, 560046, 587145, 861146, 933410, 993630, 1026751, 1174290, 1213433, 1291719, 1400115, 2053502, 2152865, 2426866, 2583438, 2800230, 3080253, 3640299, 4305730, 5133755, 6067165, 6160506, 6458595, 7280598, 10267510, 12134330, 12917190, 13347763, 15401265, 18201495, 26695526, 30802530, 36402990, 40043289, 66738815, 80086578, 133477630, 200216445, 400432890]

約数ペア:

[(1, 400432890), (2, 200216445), (3, 133477630), (5, 80086578), (6, 66738815), (10, 40043289), (11, 36402990), (13, 30802530), (15, 26695526), (22, 18201495), (26, 15401265), (30, 13347763), (31, 12917190), (33, 12134330), (39, 10267510), (55, 7280598), (62, 6458595), (65, 6160506), (66, 6067165), (78, 5133755), (93, 4305730), (110, 3640299), (130, 3080253), (143, 2800230), (155, 2583438), (165, 2426866), (186, 2152865), (195, 2053502), (286, 1400115), (310, 1291719), (330, 1213433), (341, 1174290), (390, 1026751), (403, 993630), (429, 933410), (465, 861146), (682, 587145), (715, 560046), (806, 496815), (858, 466705), (930, 430573), (1023, 391430), (1209, 331210), (1430, 280023), (1705, 234858), (2015, 198726), (2046, 195715), (2145, 186682), (2418, 165605), (3011, 132990), (3410, 117429), (4030, 99363), (4290, 93341), (4433, 90330), (5115, 78286), (6022, 66495), (6045, 66242), (8866, 45165), (9033, 44330), (10230, 39143), (12090, 33121), (13299, 30110), (15055, 26598), (18066, 22165)]