1020395760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13163}}^1$

素因数の和:13215

約数の個数: 160

約数和(自身を含む): 3525845760

約数和(自身を除く): 2505450000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1520, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4080, 4560, 4845, 5168, 6460, 7752, 9690, 12920, 13163, 15504, 19380, 25840, 26326, 38760, 39489, 52652, 65815, 77520, 78978, 105304, 131630, 157956, 197445, 210608, 223771, 250097, 263260, 315912, 394890, 447542, 500194, 526520, 631824, 671313, 750291, 789780, 895084, 1000388, 1053040, 1118855, 1250485, 1342626, 1500582, 1579560, 1790168, 2000776, 2237710, 2500970, 2685252, 3001164, 3159120, 3356565, 3580336, 3751455, 4001552, 4251649, 4475420, 5001940, 5370504, 6002328, 6713130, 7502910, 8503298, 8950840, 10003880, 10741008, 12004656, 12754947, 13426260, 15005820, 17006596, 17901680, 20007760, 21258245, 25509894, 26852520, 30011640, 34013192, 42516490, 51019788, 53705040, 60023280, 63774735, 68026384, 85032980, 102039576, 127549470, 170065960, 204079152, 255098940, 340131920, 510197880, 1020395760]

約数ペア:

[(1, 1020395760), (2, 510197880), (3, 340131920), (4, 255098940), (5, 204079152), (6, 170065960), (8, 127549470), (10, 102039576), (12, 85032980), (15, 68026384), (16, 63774735), (17, 60023280), (19, 53705040), (20, 51019788), (24, 42516490), (30, 34013192), (34, 30011640), (38, 26852520), (40, 25509894), (48, 21258245), (51, 20007760), (57, 17901680), (60, 17006596), (68, 15005820), (76, 13426260), (80, 12754947), (85, 12004656), (95, 10741008), (102, 10003880), (114, 8950840), (120, 8503298), (136, 7502910), (152, 6713130), (170, 6002328), (190, 5370504), (204, 5001940), (228, 4475420), (240, 4251649), (255, 4001552), (272, 3751455), (285, 3580336), (304, 3356565), (323, 3159120), (340, 3001164), (380, 2685252), (408, 2500970), (456, 2237710), (510, 2000776), (570, 1790168), (646, 1579560), (680, 1500582), (760, 1342626), (816, 1250485), (912, 1118855), (969, 1053040), (1020, 1000388), (1140, 895084), (1292, 789780), (1360, 750291), (1520, 671313), (1615, 631824), (1938, 526520), (2040, 500194), (2280, 447542), (2584, 394890), (3230, 315912), (3876, 263260), (4080, 250097), (4560, 223771), (4845, 210608), (5168, 197445), (6460, 157956), (7752, 131630), (9690, 105304), (12920, 78978), (13163, 77520), (15504, 65815), (19380, 52652), (25840, 39489), (26326, 38760)]