179790080

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 466228224

約数和(自身を除く): 286438144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 128, 155, 160, 184, 197, 230, 248, 256, 310, 320, 368, 394, 460, 496, 620, 640, 713, 736, 788, 920, 985, 992, 1240, 1280, 1426, 1472, 1576, 1840, 1970, 1984, 2480, 2852, 2944, 3152, 3565, 3680, 3940, 3968, 4531, 4960, 5704, 5888, 6107, 6304, 7130, 7360, 7880, 7936, 9062, 9920, 11408, 12214, 12608, 14260, 14720, 15760, 18124, 19840, 22655, 22816, 24428, 25216, 28520, 29440, 30535, 31520, 36248, 39680, 45310, 45632, 48856, 50432, 57040, 61070, 63040, 72496, 90620, 91264, 97712, 114080, 122140, 126080, 140461, 144992, 181240, 182528, 195424, 228160, 244280, 252160, 280922, 289984, 362480, 390848, 456320, 488560, 561844, 579968, 702305, 724960, 781696, 912640, 977120, 1123688, 1159936, 1404610, 1449920, 1563392, 1954240, 2247376, 2809220, 2899840, 3908480, 4494752, 5618440, 5799680, 7816960, 8989504, 11236880, 17979008, 22473760, 35958016, 44947520, 89895040, 179790080]

約数ペア:

[(1, 179790080), (2, 89895040), (4, 44947520), (5, 35958016), (8, 22473760), (10, 17979008), (16, 11236880), (20, 8989504), (23, 7816960), (31, 5799680), (32, 5618440), (40, 4494752), (46, 3908480), (62, 2899840), (64, 2809220), (80, 2247376), (92, 1954240), (115, 1563392), (124, 1449920), (128, 1404610), (155, 1159936), (160, 1123688), (184, 977120), (197, 912640), (230, 781696), (248, 724960), (256, 702305), (310, 579968), (320, 561844), (368, 488560), (394, 456320), (460, 390848), (496, 362480), (620, 289984), (640, 280922), (713, 252160), (736, 244280), (788, 228160), (920, 195424), (985, 182528), (992, 181240), (1240, 144992), (1280, 140461), (1426, 126080), (1472, 122140), (1576, 114080), (1840, 97712), (1970, 91264), (1984, 90620), (2480, 72496), (2852, 63040), (2944, 61070), (3152, 57040), (3565, 50432), (3680, 48856), (3940, 45632), (3968, 45310), (4531, 39680), (4960, 36248), (5704, 31520), (5888, 30535), (6107, 29440), (6304, 28520), (7130, 25216), (7360, 24428), (7880, 22816), (7936, 22655), (9062, 19840), (9920, 18124), (11408, 15760), (12214, 14720), (12608, 14260)]