398934240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{48889}}^1$

素因数の和:48924

約数の個数: 96

約数和(自身を含む): 1330590240

約数和(自身を除く): 931656000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2720, 4080, 8160, 48889, 97778, 146667, 195556, 244445, 293334, 391112, 488890, 586668, 733335, 782224, 831113, 977780, 1173336, 1466670, 1564448, 1662226, 1955560, 2346672, 2493339, 2933340, 3324452, 3911120, 4155565, 4693344, 4986678, 5866680, 6648904, 7822240, 8311130, 9973356, 11733360, 12466695, 13297808, 16622260, 19946712, 23466720, 24933390, 26595616, 33244520, 39893424, 49866780, 66489040, 79786848, 99733560, 132978080, 199467120, 398934240]

約数ペア:

[(1, 398934240), (2, 199467120), (3, 132978080), (4, 99733560), (5, 79786848), (6, 66489040), (8, 49866780), (10, 39893424), (12, 33244520), (15, 26595616), (16, 24933390), (17, 23466720), (20, 19946712), (24, 16622260), (30, 13297808), (32, 12466695), (34, 11733360), (40, 9973356), (48, 8311130), (51, 7822240), (60, 6648904), (68, 5866680), (80, 4986678), (85, 4693344), (96, 4155565), (102, 3911120), (120, 3324452), (136, 2933340), (160, 2493339), (170, 2346672), (204, 1955560), (240, 1662226), (255, 1564448), (272, 1466670), (340, 1173336), (408, 977780), (480, 831113), (510, 782224), (544, 733335), (680, 586668), (816, 488890), (1020, 391112), (1360, 293334), (1632, 244445), (2040, 195556), (2720, 146667), (4080, 97778), (8160, 48889)]