80311380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21943}}^1$

素因数の和:22016

約数の個数: 48

約数和(自身を含む): 228568704

約数和(自身を除く): 148257324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 21943, 43886, 65829, 87772, 109715, 131658, 219430, 263316, 329145, 438860, 658290, 1316580, 1338523, 2677046, 4015569, 5354092, 6692615, 8031138, 13385230, 16062276, 20077845, 26770460, 40155690, 80311380]

約数ペア:

[(1, 80311380), (2, 40155690), (3, 26770460), (4, 20077845), (5, 16062276), (6, 13385230), (10, 8031138), (12, 6692615), (15, 5354092), (20, 4015569), (30, 2677046), (60, 1338523), (61, 1316580), (122, 658290), (183, 438860), (244, 329145), (305, 263316), (366, 219430), (610, 131658), (732, 109715), (915, 87772), (1220, 65829), (1830, 43886), (3660, 21943)]