381900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:103

約数の個数: 72

約数和(自身を含む): 1180480

約数和(自身を除く): 798580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 67, 75, 76, 95, 100, 114, 134, 150, 190, 201, 228, 268, 285, 300, 335, 380, 402, 475, 570, 670, 804, 950, 1005, 1140, 1273, 1340, 1425, 1675, 1900, 2010, 2546, 2850, 3350, 3819, 4020, 5025, 5092, 5700, 6365, 6700, 7638, 10050, 12730, 15276, 19095, 20100, 25460, 31825, 38190, 63650, 76380, 95475, 127300, 190950, 381900]

約数ペア:

[(1, 381900), (2, 190950), (3, 127300), (4, 95475), (5, 76380), (6, 63650), (10, 38190), (12, 31825), (15, 25460), (19, 20100), (20, 19095), (25, 15276), (30, 12730), (38, 10050), (50, 7638), (57, 6700), (60, 6365), (67, 5700), (75, 5092), (76, 5025), (95, 4020), (100, 3819), (114, 3350), (134, 2850), (150, 2546), (190, 2010), (201, 1900), (228, 1675), (268, 1425), (285, 1340), (300, 1273), (335, 1140), (380, 1005), (402, 950), (475, 804), (570, 670)]