644897040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{601}}^1$

素因数の和:897

約数の個数: 160

約数和(自身を含む): 2128363776

約数和(自身を除く): 1483466736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 263, 272, 340, 408, 510, 526, 601, 680, 789, 816, 1020, 1052, 1202, 1315, 1360, 1578, 1803, 2040, 2104, 2404, 2630, 3005, 3156, 3606, 3945, 4080, 4208, 4471, 4808, 5260, 6010, 6312, 7212, 7890, 8942, 9015, 9616, 10217, 10520, 12020, 12624, 13413, 14424, 15780, 17884, 18030, 20434, 21040, 22355, 24040, 26826, 28848, 30651, 31560, 35768, 36060, 40868, 44710, 48080, 51085, 53652, 61302, 63120, 67065, 71536, 72120, 81736, 89420, 102170, 107304, 122604, 134130, 144240, 153255, 158063, 163472, 178840, 204340, 214608, 245208, 268260, 306510, 316126, 357680, 408680, 474189, 490416, 536520, 613020, 632252, 790315, 817360, 948378, 1073040, 1226040, 1264504, 1580630, 1896756, 2370945, 2452080, 2529008, 2687071, 3161260, 3793512, 4741890, 5374142, 6322520, 7587024, 8061213, 9483780, 10748284, 12645040, 13435355, 16122426, 18967560, 21496568, 26870710, 32244852, 37935120, 40306065, 42993136, 53741420, 64489704, 80612130, 107482840, 128979408, 161224260, 214965680, 322448520, 644897040]

約数ペア:

[(1, 644897040), (2, 322448520), (3, 214965680), (4, 161224260), (5, 128979408), (6, 107482840), (8, 80612130), (10, 64489704), (12, 53741420), (15, 42993136), (16, 40306065), (17, 37935120), (20, 32244852), (24, 26870710), (30, 21496568), (34, 18967560), (40, 16122426), (48, 13435355), (51, 12645040), (60, 10748284), (68, 9483780), (80, 8061213), (85, 7587024), (102, 6322520), (120, 5374142), (136, 4741890), (170, 3793512), (204, 3161260), (240, 2687071), (255, 2529008), (263, 2452080), (272, 2370945), (340, 1896756), (408, 1580630), (510, 1264504), (526, 1226040), (601, 1073040), (680, 948378), (789, 817360), (816, 790315), (1020, 632252), (1052, 613020), (1202, 536520), (1315, 490416), (1360, 474189), (1578, 408680), (1803, 357680), (2040, 316126), (2104, 306510), (2404, 268260), (2630, 245208), (3005, 214608), (3156, 204340), (3606, 178840), (3945, 163472), (4080, 158063), (4208, 153255), (4471, 144240), (4808, 134130), (5260, 122604), (6010, 107304), (6312, 102170), (7212, 89420), (7890, 81736), (8942, 72120), (9015, 71536), (9616, 67065), (10217, 63120), (10520, 61302), (12020, 53652), (12624, 51085), (13413, 48080), (14424, 44710), (15780, 40868), (17884, 36060), (18030, 35768), (20434, 31560), (21040, 30651), (22355, 28848), (24040, 26826)]