287735520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:497

約数の個数: 192

約数和(自身を含む): 962357760

約数和(自身を除く): 674622240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 67, 69, 80, 92, 96, 115, 120, 134, 138, 160, 184, 201, 230, 240, 268, 276, 335, 345, 368, 389, 402, 460, 480, 536, 552, 670, 690, 736, 778, 804, 920, 1005, 1072, 1104, 1167, 1340, 1380, 1541, 1556, 1608, 1840, 1945, 2010, 2144, 2208, 2334, 2680, 2760, 3082, 3112, 3216, 3680, 3890, 4020, 4623, 4668, 5360, 5520, 5835, 6164, 6224, 6432, 7705, 7780, 8040, 8947, 9246, 9336, 10720, 11040, 11670, 12328, 12448, 15410, 15560, 16080, 17894, 18492, 18672, 23115, 23340, 24656, 26063, 26841, 30820, 31120, 32160, 35788, 36984, 37344, 44735, 46230, 46680, 49312, 52126, 53682, 61640, 62240, 71576, 73968, 78189, 89470, 92460, 93360, 104252, 107364, 123280, 130315, 134205, 143152, 147936, 156378, 178940, 184920, 186720, 208504, 214728, 246560, 260630, 268410, 286304, 312756, 357880, 369840, 390945, 417008, 429456, 521260, 536820, 599449, 625512, 715760, 739680, 781890, 834016, 858912, 1042520, 1073640, 1198898, 1251024, 1431520, 1563780, 1798347, 2085040, 2147280, 2397796, 2502048, 2997245, 3127560, 3596694, 4170080, 4294560, 4795592, 5994490, 6255120, 7193388, 8991735, 9591184, 11988980, 12510240, 14386776, 17983470, 19182368, 23977960, 28773552, 35966940, 47955920, 57547104, 71933880, 95911840, 143867760, 287735520]

約数ペア:

[(1, 287735520), (2, 143867760), (3, 95911840), (4, 71933880), (5, 57547104), (6, 47955920), (8, 35966940), (10, 28773552), (12, 23977960), (15, 19182368), (16, 17983470), (20, 14386776), (23, 12510240), (24, 11988980), (30, 9591184), (32, 8991735), (40, 7193388), (46, 6255120), (48, 5994490), (60, 4795592), (67, 4294560), (69, 4170080), (80, 3596694), (92, 3127560), (96, 2997245), (115, 2502048), (120, 2397796), (134, 2147280), (138, 2085040), (160, 1798347), (184, 1563780), (201, 1431520), (230, 1251024), (240, 1198898), (268, 1073640), (276, 1042520), (335, 858912), (345, 834016), (368, 781890), (389, 739680), (402, 715760), (460, 625512), (480, 599449), (536, 536820), (552, 521260), (670, 429456), (690, 417008), (736, 390945), (778, 369840), (804, 357880), (920, 312756), (1005, 286304), (1072, 268410), (1104, 260630), (1167, 246560), (1340, 214728), (1380, 208504), (1541, 186720), (1556, 184920), (1608, 178940), (1840, 156378), (1945, 147936), (2010, 143152), (2144, 134205), (2208, 130315), (2334, 123280), (2680, 107364), (2760, 104252), (3082, 93360), (3112, 92460), (3216, 89470), (3680, 78189), (3890, 73968), (4020, 71576), (4623, 62240), (4668, 61640), (5360, 53682), (5520, 52126), (5835, 49312), (6164, 46680), (6224, 46230), (6432, 44735), (7705, 37344), (7780, 36984), (8040, 35788), (8947, 32160), (9246, 31120), (9336, 30820), (10720, 26841), (11040, 26063), (11670, 24656), (12328, 23340), (12448, 23115), (15410, 18672), (15560, 18492), (16080, 17894)]