783287920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{30313}}^1$

素因数の和:30362

約数の個数: 80

約数和(自身を含む): 2029825440

約数和(自身を除く): 1246537520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 5168, 6460, 12920, 25840, 30313, 60626, 121252, 151565, 242504, 303130, 485008, 515321, 575947, 606260, 1030642, 1151894, 1212520, 2061284, 2303788, 2425040, 2576605, 2879735, 4122568, 4607576, 5153210, 5759470, 8245136, 9215152, 9791099, 10306420, 11518940, 19582198, 20612840, 23037880, 39164396, 41225680, 46075760, 48955495, 78328792, 97910990, 156657584, 195821980, 391643960, 783287920]

約数ペア:

[(1, 783287920), (2, 391643960), (4, 195821980), (5, 156657584), (8, 97910990), (10, 78328792), (16, 48955495), (17, 46075760), (19, 41225680), (20, 39164396), (34, 23037880), (38, 20612840), (40, 19582198), (68, 11518940), (76, 10306420), (80, 9791099), (85, 9215152), (95, 8245136), (136, 5759470), (152, 5153210), (170, 4607576), (190, 4122568), (272, 2879735), (304, 2576605), (323, 2425040), (340, 2303788), (380, 2061284), (646, 1212520), (680, 1151894), (760, 1030642), (1292, 606260), (1360, 575947), (1520, 515321), (1615, 485008), (2584, 303130), (3230, 242504), (5168, 151565), (6460, 121252), (12920, 60626), (25840, 30313)]