278160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:96

約数の個数: 80

約数和(自身を含む): 922560

約数和(自身を除く): 644400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 61, 76, 80, 95, 114, 120, 122, 152, 183, 190, 228, 240, 244, 285, 304, 305, 366, 380, 456, 488, 570, 610, 732, 760, 912, 915, 976, 1140, 1159, 1220, 1464, 1520, 1830, 2280, 2318, 2440, 2928, 3477, 3660, 4560, 4636, 4880, 5795, 6954, 7320, 9272, 11590, 13908, 14640, 17385, 18544, 23180, 27816, 34770, 46360, 55632, 69540, 92720, 139080, 278160]

約数ペア:

[(1, 278160), (2, 139080), (3, 92720), (4, 69540), (5, 55632), (6, 46360), (8, 34770), (10, 27816), (12, 23180), (15, 18544), (16, 17385), (19, 14640), (20, 13908), (24, 11590), (30, 9272), (38, 7320), (40, 6954), (48, 5795), (57, 4880), (60, 4636), (61, 4560), (76, 3660), (80, 3477), (95, 2928), (114, 2440), (120, 2318), (122, 2280), (152, 1830), (183, 1520), (190, 1464), (228, 1220), (240, 1159), (244, 1140), (285, 976), (304, 915), (305, 912), (366, 760), (380, 732), (456, 610), (488, 570)]