971661680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:895

約数の個数: 160

約数和(自身を含む): 2617118208

約数和(自身を除く): 1645456528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 61, 80, 88, 92, 110, 115, 122, 176, 184, 220, 230, 244, 253, 305, 368, 440, 460, 488, 506, 610, 671, 787, 880, 920, 976, 1012, 1220, 1265, 1342, 1403, 1574, 1840, 2024, 2440, 2530, 2684, 2806, 3148, 3355, 3935, 4048, 4880, 5060, 5368, 5612, 6296, 6710, 7015, 7870, 8657, 10120, 10736, 11224, 12592, 13420, 14030, 15433, 15740, 17314, 18101, 20240, 22448, 26840, 28060, 30866, 31480, 34628, 36202, 43285, 48007, 53680, 56120, 61732, 62960, 69256, 72404, 77165, 86570, 90505, 96014, 112240, 123464, 138512, 144808, 154330, 173140, 181010, 192028, 199111, 240035, 246928, 289616, 308660, 346280, 362020, 384056, 398222, 480070, 528077, 617320, 692560, 724040, 768112, 796444, 960140, 995555, 1056154, 1104161, 1234640, 1448080, 1592888, 1920280, 1991110, 2112308, 2208322, 2640385, 3185776, 3840560, 3982220, 4224616, 4416644, 5280770, 5520805, 7964440, 8449232, 8833288, 10561540, 11041610, 12145771, 15928880, 17666576, 21123080, 22083220, 24291542, 42246160, 44166440, 48583084, 60728855, 88332880, 97166168, 121457710, 194332336, 242915420, 485830840, 971661680]

約数ペア:

[(1, 971661680), (2, 485830840), (4, 242915420), (5, 194332336), (8, 121457710), (10, 97166168), (11, 88332880), (16, 60728855), (20, 48583084), (22, 44166440), (23, 42246160), (40, 24291542), (44, 22083220), (46, 21123080), (55, 17666576), (61, 15928880), (80, 12145771), (88, 11041610), (92, 10561540), (110, 8833288), (115, 8449232), (122, 7964440), (176, 5520805), (184, 5280770), (220, 4416644), (230, 4224616), (244, 3982220), (253, 3840560), (305, 3185776), (368, 2640385), (440, 2208322), (460, 2112308), (488, 1991110), (506, 1920280), (610, 1592888), (671, 1448080), (787, 1234640), (880, 1104161), (920, 1056154), (976, 995555), (1012, 960140), (1220, 796444), (1265, 768112), (1342, 724040), (1403, 692560), (1574, 617320), (1840, 528077), (2024, 480070), (2440, 398222), (2530, 384056), (2684, 362020), (2806, 346280), (3148, 308660), (3355, 289616), (3935, 246928), (4048, 240035), (4880, 199111), (5060, 192028), (5368, 181010), (5612, 173140), (6296, 154330), (6710, 144808), (7015, 138512), (7870, 123464), (8657, 112240), (10120, 96014), (10736, 90505), (11224, 86570), (12592, 77165), (13420, 72404), (14030, 69256), (15433, 62960), (15740, 61732), (17314, 56120), (18101, 53680), (20240, 48007), (22448, 43285), (26840, 36202), (28060, 34628), (30866, 31480)]