78331920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:369

約数の個数: 160

約数和(自身を含む): 261626112

約数和(自身を除く): 183294192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 73, 80, 85, 102, 120, 136, 146, 170, 204, 219, 240, 255, 263, 272, 292, 340, 365, 408, 438, 510, 526, 584, 680, 730, 789, 816, 876, 1020, 1052, 1095, 1168, 1241, 1315, 1360, 1460, 1578, 1752, 2040, 2104, 2190, 2482, 2630, 2920, 3156, 3504, 3723, 3945, 4080, 4208, 4380, 4471, 4964, 5260, 5840, 6205, 6312, 7446, 7890, 8760, 8942, 9928, 10520, 12410, 12624, 13413, 14892, 15780, 17520, 17884, 18615, 19199, 19856, 21040, 22355, 24820, 26826, 29784, 31560, 35768, 37230, 38398, 44710, 49640, 53652, 57597, 59568, 63120, 67065, 71536, 74460, 76796, 89420, 95995, 99280, 107304, 115194, 134130, 148920, 153592, 178840, 191990, 214608, 230388, 268260, 287985, 297840, 307184, 326383, 357680, 383980, 460776, 536520, 575970, 652766, 767960, 921552, 979149, 1073040, 1151940, 1305532, 1535920, 1631915, 1958298, 2303880, 2611064, 3263830, 3916596, 4607760, 4895745, 5222128, 6527660, 7833192, 9791490, 13055320, 15666384, 19582980, 26110640, 39165960, 78331920]

約数ペア:

[(1, 78331920), (2, 39165960), (3, 26110640), (4, 19582980), (5, 15666384), (6, 13055320), (8, 9791490), (10, 7833192), (12, 6527660), (15, 5222128), (16, 4895745), (17, 4607760), (20, 3916596), (24, 3263830), (30, 2611064), (34, 2303880), (40, 1958298), (48, 1631915), (51, 1535920), (60, 1305532), (68, 1151940), (73, 1073040), (80, 979149), (85, 921552), (102, 767960), (120, 652766), (136, 575970), (146, 536520), (170, 460776), (204, 383980), (219, 357680), (240, 326383), (255, 307184), (263, 297840), (272, 287985), (292, 268260), (340, 230388), (365, 214608), (408, 191990), (438, 178840), (510, 153592), (526, 148920), (584, 134130), (680, 115194), (730, 107304), (789, 99280), (816, 95995), (876, 89420), (1020, 76796), (1052, 74460), (1095, 71536), (1168, 67065), (1241, 63120), (1315, 59568), (1360, 57597), (1460, 53652), (1578, 49640), (1752, 44710), (2040, 38398), (2104, 37230), (2190, 35768), (2482, 31560), (2630, 29784), (2920, 26826), (3156, 24820), (3504, 22355), (3723, 21040), (3945, 19856), (4080, 19199), (4208, 18615), (4380, 17884), (4471, 17520), (4964, 15780), (5260, 14892), (5840, 13413), (6205, 12624), (6312, 12410), (7446, 10520), (7890, 9928), (8760, 8942)]