18783120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1283}}^1$

素因数の和:1360

約数の個数: 80

約数和(自身を含む): 59228352

約数和(自身を除く): 40445232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1283, 1464, 1830, 2440, 2566, 2928, 3660, 3849, 4880, 5132, 6415, 7320, 7698, 10264, 12830, 14640, 15396, 19245, 20528, 25660, 30792, 38490, 51320, 61584, 76980, 78263, 102640, 153960, 156526, 234789, 307920, 313052, 391315, 469578, 626104, 782630, 939156, 1173945, 1252208, 1565260, 1878312, 2347890, 3130520, 3756624, 4695780, 6261040, 9391560, 18783120]

約数ペア:

[(1, 18783120), (2, 9391560), (3, 6261040), (4, 4695780), (5, 3756624), (6, 3130520), (8, 2347890), (10, 1878312), (12, 1565260), (15, 1252208), (16, 1173945), (20, 939156), (24, 782630), (30, 626104), (40, 469578), (48, 391315), (60, 313052), (61, 307920), (80, 234789), (120, 156526), (122, 153960), (183, 102640), (240, 78263), (244, 76980), (305, 61584), (366, 51320), (488, 38490), (610, 30792), (732, 25660), (915, 20528), (976, 19245), (1220, 15396), (1283, 14640), (1464, 12830), (1830, 10264), (2440, 7698), (2566, 7320), (2928, 6415), (3660, 5132), (3849, 4880)]