420149200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^2\times {\mathrm{1093}}^1$

素因数の和:1173

約数の個数: 90

約数和(自身を含む): 1043974662

約数和(自身を除く): 623825462

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 961, 1093, 1240, 1550, 1922, 2186, 2480, 3100, 3844, 4372, 4805, 5465, 6200, 7688, 8744, 9610, 10930, 12400, 15376, 17488, 19220, 21860, 24025, 27325, 33883, 38440, 43720, 48050, 54650, 67766, 76880, 87440, 96100, 109300, 135532, 169415, 192200, 218600, 271064, 338830, 384400, 437200, 542128, 677660, 847075, 1050373, 1355320, 1694150, 2100746, 2710640, 3388300, 4201492, 5251865, 6776600, 8402984, 10503730, 13553200, 16805968, 21007460, 26259325, 42014920, 52518650, 84029840, 105037300, 210074600, 420149200]

約数ペア:

[(1, 420149200), (2, 210074600), (4, 105037300), (5, 84029840), (8, 52518650), (10, 42014920), (16, 26259325), (20, 21007460), (25, 16805968), (31, 13553200), (40, 10503730), (50, 8402984), (62, 6776600), (80, 5251865), (100, 4201492), (124, 3388300), (155, 2710640), (200, 2100746), (248, 1694150), (310, 1355320), (400, 1050373), (496, 847075), (620, 677660), (775, 542128), (961, 437200), (1093, 384400), (1240, 338830), (1550, 271064), (1922, 218600), (2186, 192200), (2480, 169415), (3100, 135532), (3844, 109300), (4372, 96100), (4805, 87440), (5465, 76880), (6200, 67766), (7688, 54650), (8744, 48050), (9610, 43720), (10930, 38440), (12400, 33883), (15376, 27325), (17488, 24025), (19220, 21860)]