144003920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1283}}^1$

素因数の和:1380

約数の個数: 80

約数和(自身を含む): 355370112

約数和(自身を除く): 211366192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 80, 92, 115, 122, 184, 230, 244, 305, 368, 460, 488, 610, 920, 976, 1220, 1283, 1403, 1840, 2440, 2566, 2806, 4880, 5132, 5612, 6415, 7015, 10264, 11224, 12830, 14030, 20528, 22448, 25660, 28060, 29509, 51320, 56120, 59018, 78263, 102640, 112240, 118036, 147545, 156526, 236072, 295090, 313052, 391315, 472144, 590180, 626104, 782630, 1180360, 1252208, 1565260, 1800049, 2360720, 3130520, 3600098, 6261040, 7200196, 9000245, 14400392, 18000490, 28800784, 36000980, 72001960, 144003920]

約数ペア:

[(1, 144003920), (2, 72001960), (4, 36000980), (5, 28800784), (8, 18000490), (10, 14400392), (16, 9000245), (20, 7200196), (23, 6261040), (40, 3600098), (46, 3130520), (61, 2360720), (80, 1800049), (92, 1565260), (115, 1252208), (122, 1180360), (184, 782630), (230, 626104), (244, 590180), (305, 472144), (368, 391315), (460, 313052), (488, 295090), (610, 236072), (920, 156526), (976, 147545), (1220, 118036), (1283, 112240), (1403, 102640), (1840, 78263), (2440, 59018), (2566, 56120), (2806, 51320), (4880, 29509), (5132, 28060), (5612, 25660), (6415, 22448), (7015, 20528), (10264, 14030), (11224, 12830)]