28445280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3119}}^1$

素因数の和:3156

約数の個数: 96

約数和(自身を含む): 94348800

約数和(自身を除く): 65903520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 3040, 3119, 4560, 6238, 9120, 9357, 12476, 15595, 18714, 24952, 31190, 37428, 46785, 49904, 59261, 62380, 74856, 93570, 99808, 118522, 124760, 149712, 177783, 187140, 237044, 249520, 296305, 299424, 355566, 374280, 474088, 499040, 592610, 711132, 748560, 888915, 948176, 1185220, 1422264, 1497120, 1777830, 1896352, 2370440, 2844528, 3555660, 4740880, 5689056, 7111320, 9481760, 14222640, 28445280]

約数ペア:

[(1, 28445280), (2, 14222640), (3, 9481760), (4, 7111320), (5, 5689056), (6, 4740880), (8, 3555660), (10, 2844528), (12, 2370440), (15, 1896352), (16, 1777830), (19, 1497120), (20, 1422264), (24, 1185220), (30, 948176), (32, 888915), (38, 748560), (40, 711132), (48, 592610), (57, 499040), (60, 474088), (76, 374280), (80, 355566), (95, 299424), (96, 296305), (114, 249520), (120, 237044), (152, 187140), (160, 177783), (190, 149712), (228, 124760), (240, 118522), (285, 99808), (304, 93570), (380, 74856), (456, 62380), (480, 59261), (570, 49904), (608, 46785), (760, 37428), (912, 31190), (1140, 24952), (1520, 18714), (1824, 15595), (2280, 12476), (3040, 9357), (3119, 9120), (4560, 6238)]