128423280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28163}}^1$

素因数の和:28198

約数の個数: 80

約数和(自身を含む): 419080320

約数和(自身を除く): 290657040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 28163, 56326, 84489, 112652, 140815, 168978, 225304, 281630, 337956, 422445, 450608, 535097, 563260, 675912, 844890, 1070194, 1126520, 1351824, 1605291, 1689780, 2140388, 2253040, 2675485, 3210582, 3379560, 4280776, 5350970, 6421164, 6759120, 8026455, 8561552, 10701940, 12842328, 16052910, 21403880, 25684656, 32105820, 42807760, 64211640, 128423280]

約数ペア:

[(1, 128423280), (2, 64211640), (3, 42807760), (4, 32105820), (5, 25684656), (6, 21403880), (8, 16052910), (10, 12842328), (12, 10701940), (15, 8561552), (16, 8026455), (19, 6759120), (20, 6421164), (24, 5350970), (30, 4280776), (38, 3379560), (40, 3210582), (48, 2675485), (57, 2253040), (60, 2140388), (76, 1689780), (80, 1605291), (95, 1351824), (114, 1126520), (120, 1070194), (152, 844890), (190, 675912), (228, 563260), (240, 535097), (285, 450608), (304, 422445), (380, 337956), (456, 281630), (570, 225304), (760, 168978), (912, 140815), (1140, 112652), (1520, 84489), (2280, 56326), (4560, 28163)]