159829760

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 410598720

約数和(自身を除く): 250768960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 61, 64, 80, 89, 92, 115, 122, 128, 160, 178, 184, 230, 244, 256, 305, 320, 356, 368, 445, 460, 488, 610, 640, 712, 736, 890, 920, 976, 1220, 1280, 1403, 1424, 1472, 1780, 1840, 1952, 2047, 2440, 2806, 2848, 2944, 3560, 3680, 3904, 4094, 4880, 5429, 5612, 5696, 5888, 7015, 7120, 7360, 7808, 8188, 9760, 10235, 10858, 11224, 11392, 14030, 14240, 14720, 15616, 16376, 19520, 20470, 21716, 22448, 22784, 27145, 28060, 28480, 29440, 32752, 39040, 40940, 43432, 44896, 54290, 56120, 56960, 65504, 78080, 81880, 86864, 89792, 108580, 112240, 113920, 124867, 131008, 163760, 173728, 179584, 217160, 224480, 249734, 262016, 327520, 347456, 359168, 434320, 448960, 499468, 524032, 624335, 655040, 694912, 868640, 897920, 998936, 1248670, 1310080, 1389824, 1737280, 1795840, 1997872, 2497340, 2620160, 3474560, 3995744, 4994680, 6949120, 7991488, 9989360, 15982976, 19978720, 31965952, 39957440, 79914880, 159829760]

約数ペア:

[(1, 159829760), (2, 79914880), (4, 39957440), (5, 31965952), (8, 19978720), (10, 15982976), (16, 9989360), (20, 7991488), (23, 6949120), (32, 4994680), (40, 3995744), (46, 3474560), (61, 2620160), (64, 2497340), (80, 1997872), (89, 1795840), (92, 1737280), (115, 1389824), (122, 1310080), (128, 1248670), (160, 998936), (178, 897920), (184, 868640), (230, 694912), (244, 655040), (256, 624335), (305, 524032), (320, 499468), (356, 448960), (368, 434320), (445, 359168), (460, 347456), (488, 327520), (610, 262016), (640, 249734), (712, 224480), (736, 217160), (890, 179584), (920, 173728), (976, 163760), (1220, 131008), (1280, 124867), (1403, 113920), (1424, 112240), (1472, 108580), (1780, 89792), (1840, 86864), (1952, 81880), (2047, 78080), (2440, 65504), (2806, 56960), (2848, 56120), (2944, 54290), (3560, 44896), (3680, 43432), (3904, 40940), (4094, 39040), (4880, 32752), (5429, 29440), (5612, 28480), (5696, 28060), (5888, 27145), (7015, 22784), (7120, 22448), (7360, 21716), (7808, 20470), (8188, 19520), (9760, 16376), (10235, 15616), (10858, 14720), (11224, 14240), (11392, 14030)]