390236520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:763

約数の個数: 128

約数和(自身を含む): 1205280000

約数和(自身を除く): 815043480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 89, 120, 122, 178, 183, 244, 267, 305, 356, 366, 445, 488, 534, 599, 610, 712, 732, 890, 915, 1068, 1198, 1220, 1335, 1464, 1780, 1797, 1830, 2136, 2396, 2440, 2670, 2995, 3560, 3594, 3660, 4792, 5340, 5429, 5990, 7188, 7320, 8985, 10680, 10858, 11980, 14376, 16287, 17970, 21716, 23960, 27145, 32574, 35940, 36539, 43432, 53311, 54290, 65148, 71880, 73078, 81435, 106622, 108580, 109617, 130296, 146156, 159933, 162870, 182695, 213244, 217160, 219234, 266555, 292312, 319866, 325740, 365390, 426488, 438468, 533110, 548085, 639732, 651480, 730780, 799665, 876936, 1066220, 1096170, 1279464, 1461560, 1599330, 2132440, 2192340, 3198660, 3251971, 4384680, 6397320, 6503942, 9755913, 13007884, 16259855, 19511826, 26015768, 32519710, 39023652, 48779565, 65039420, 78047304, 97559130, 130078840, 195118260, 390236520]

約数ペア:

[(1, 390236520), (2, 195118260), (3, 130078840), (4, 97559130), (5, 78047304), (6, 65039420), (8, 48779565), (10, 39023652), (12, 32519710), (15, 26015768), (20, 19511826), (24, 16259855), (30, 13007884), (40, 9755913), (60, 6503942), (61, 6397320), (89, 4384680), (120, 3251971), (122, 3198660), (178, 2192340), (183, 2132440), (244, 1599330), (267, 1461560), (305, 1279464), (356, 1096170), (366, 1066220), (445, 876936), (488, 799665), (534, 730780), (599, 651480), (610, 639732), (712, 548085), (732, 533110), (890, 438468), (915, 426488), (1068, 365390), (1198, 325740), (1220, 319866), (1335, 292312), (1464, 266555), (1780, 219234), (1797, 217160), (1830, 213244), (2136, 182695), (2396, 162870), (2440, 159933), (2670, 146156), (2995, 130296), (3560, 109617), (3594, 108580), (3660, 106622), (4792, 81435), (5340, 73078), (5429, 71880), (5990, 65148), (7188, 54290), (7320, 53311), (8985, 43432), (10680, 36539), (10858, 35940), (11980, 32574), (14376, 27145), (16287, 23960), (17970, 21716)]