77287440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1049

約数の個数: 160

約数和(自身を含む): 267304320

約数和(自身を除く): 190016880

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, 997, 1020, 1140, 1292, 1360, 1520, 1615, 1938, 1994, 2040, 2280, 2584, 2991, 3230, 3876, 3988, 4080, 4560, 4845, 4985, 5168, 5982, 6460, 7752, 7976, 9690, 9970, 11964, 12920, 14955, 15504, 15952, 16949, 18943, 19380, 19940, 23928, 25840, 29910, 33898, 37886, 38760, 39880, 47856, 50847, 56829, 59820, 67796, 75772, 77520, 79760, 84745, 94715, 101694, 113658, 119640, 135592, 151544, 169490, 189430, 203388, 227316, 239280, 254235, 271184, 284145, 303088, 322031, 338980, 378860, 406776, 454632, 508470, 568290, 644062, 677960, 757720, 813552, 909264, 966093, 1016940, 1136580, 1288124, 1355920, 1515440, 1610155, 1932186, 2033880, 2273160, 2576248, 3220310, 3864372, 4067760, 4546320, 4830465, 5152496, 6440620, 7728744, 9660930, 12881240, 15457488, 19321860, 25762480, 38643720, 77287440]

約数ペア:

[(1, 77287440), (2, 38643720), (3, 25762480), (4, 19321860), (5, 15457488), (6, 12881240), (8, 9660930), (10, 7728744), (12, 6440620), (15, 5152496), (16, 4830465), (17, 4546320), (19, 4067760), (20, 3864372), (24, 3220310), (30, 2576248), (34, 2273160), (38, 2033880), (40, 1932186), (48, 1610155), (51, 1515440), (57, 1355920), (60, 1288124), (68, 1136580), (76, 1016940), (80, 966093), (85, 909264), (95, 813552), (102, 757720), (114, 677960), (120, 644062), (136, 568290), (152, 508470), (170, 454632), (190, 406776), (204, 378860), (228, 338980), (240, 322031), (255, 303088), (272, 284145), (285, 271184), (304, 254235), (323, 239280), (340, 227316), (380, 203388), (408, 189430), (456, 169490), (510, 151544), (570, 135592), (646, 119640), (680, 113658), (760, 101694), (816, 94715), (912, 84745), (969, 79760), (997, 77520), (1020, 75772), (1140, 67796), (1292, 59820), (1360, 56829), (1520, 50847), (1615, 47856), (1938, 39880), (1994, 38760), (2040, 37886), (2280, 33898), (2584, 29910), (2991, 25840), (3230, 23928), (3876, 19940), (3988, 19380), (4080, 18943), (4560, 16949), (4845, 15952), (4985, 15504), (5168, 14955), (5982, 12920), (6460, 11964), (7752, 9970), (7976, 9690)]