153484720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 371404800

約数和(自身を除く): 217920080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 199, 248, 310, 311, 398, 496, 620, 622, 796, 995, 1240, 1244, 1555, 1592, 1990, 2480, 2488, 3110, 3184, 3980, 4976, 6169, 6220, 7960, 9641, 12338, 12440, 15920, 19282, 24676, 24880, 30845, 38564, 48205, 49352, 61690, 61889, 77128, 96410, 98704, 123380, 123778, 154256, 192820, 246760, 247556, 309445, 385640, 493520, 495112, 618890, 771280, 990224, 1237780, 1918559, 2475560, 3837118, 4951120, 7674236, 9592795, 15348472, 19185590, 30696944, 38371180, 76742360, 153484720]

約数ペア:

[(1, 153484720), (2, 76742360), (4, 38371180), (5, 30696944), (8, 19185590), (10, 15348472), (16, 9592795), (20, 7674236), (31, 4951120), (40, 3837118), (62, 2475560), (80, 1918559), (124, 1237780), (155, 990224), (199, 771280), (248, 618890), (310, 495112), (311, 493520), (398, 385640), (496, 309445), (620, 247556), (622, 246760), (796, 192820), (995, 154256), (1240, 123778), (1244, 123380), (1555, 98704), (1592, 96410), (1990, 77128), (2480, 61889), (2488, 61690), (3110, 49352), (3184, 48205), (3980, 38564), (4976, 30845), (6169, 24880), (6220, 24676), (7960, 19282), (9641, 15920), (12338, 12440)]