123605680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 339406848

約数和(自身を除く): 215801168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 31, 40, 44, 46, 55, 62, 80, 88, 92, 110, 115, 124, 155, 176, 184, 197, 220, 230, 248, 253, 310, 341, 368, 394, 440, 460, 496, 506, 620, 682, 713, 788, 880, 920, 985, 1012, 1240, 1265, 1364, 1426, 1576, 1705, 1840, 1970, 2024, 2167, 2480, 2530, 2728, 2852, 3152, 3410, 3565, 3940, 4048, 4334, 4531, 5060, 5456, 5704, 6107, 6820, 7130, 7843, 7880, 8668, 9062, 10120, 10835, 11408, 12214, 13640, 14260, 15686, 15760, 17336, 18124, 20240, 21670, 22655, 24428, 27280, 28520, 30535, 31372, 34672, 36248, 39215, 43340, 45310, 48856, 49841, 57040, 61070, 62744, 67177, 72496, 78430, 86680, 90620, 97712, 99682, 122140, 125488, 134354, 140461, 156860, 173360, 181240, 199364, 244280, 249205, 268708, 280922, 313720, 335885, 362480, 398728, 488560, 498410, 537416, 561844, 627440, 671770, 702305, 797456, 996820, 1074832, 1123688, 1343540, 1404610, 1545071, 1993640, 2247376, 2687080, 2809220, 3090142, 3987280, 5374160, 5618440, 6180284, 7725355, 11236880, 12360568, 15450710, 24721136, 30901420, 61802840, 123605680]

約数ペア:

[(1, 123605680), (2, 61802840), (4, 30901420), (5, 24721136), (8, 15450710), (10, 12360568), (11, 11236880), (16, 7725355), (20, 6180284), (22, 5618440), (23, 5374160), (31, 3987280), (40, 3090142), (44, 2809220), (46, 2687080), (55, 2247376), (62, 1993640), (80, 1545071), (88, 1404610), (92, 1343540), (110, 1123688), (115, 1074832), (124, 996820), (155, 797456), (176, 702305), (184, 671770), (197, 627440), (220, 561844), (230, 537416), (248, 498410), (253, 488560), (310, 398728), (341, 362480), (368, 335885), (394, 313720), (440, 280922), (460, 268708), (496, 249205), (506, 244280), (620, 199364), (682, 181240), (713, 173360), (788, 156860), (880, 140461), (920, 134354), (985, 125488), (1012, 122140), (1240, 99682), (1265, 97712), (1364, 90620), (1426, 86680), (1576, 78430), (1705, 72496), (1840, 67177), (1970, 62744), (2024, 61070), (2167, 57040), (2480, 49841), (2530, 48856), (2728, 45310), (2852, 43340), (3152, 39215), (3410, 36248), (3565, 34672), (3940, 31372), (4048, 30535), (4334, 28520), (4531, 27280), (5060, 24428), (5456, 22655), (5704, 21670), (6107, 20240), (6820, 18124), (7130, 17336), (7843, 15760), (7880, 15686), (8668, 14260), (9062, 13640), (10120, 12214), (10835, 11408)]