1581316572

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:165

約数の個数: 216

約数和(自身を含む): 4511700480

約数和(自身を除く): 2930383908

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 31, 33, 38, 43, 44, 57, 62, 66, 76, 86, 93, 114, 121, 124, 129, 132, 172, 186, 209, 228, 242, 258, 341, 363, 372, 418, 473, 484, 516, 589, 627, 682, 726, 817, 836, 946, 1023, 1178, 1254, 1333, 1364, 1419, 1452, 1634, 1767, 1849, 1892, 2046, 2299, 2356, 2451, 2508, 2666, 2838, 3268, 3534, 3698, 3751, 3999, 4092, 4598, 4902, 5203, 5332, 5547, 5676, 6479, 6897, 7068, 7396, 7502, 7998, 8987, 9196, 9804, 10406, 11094, 11253, 12958, 13794, 14663, 15004, 15609, 15996, 17974, 19437, 20339, 20812, 22188, 22506, 25327, 25916, 26961, 27588, 29326, 31218, 35131, 35948, 38874, 40678, 43989, 45012, 50654, 53922, 57319, 58652, 61017, 62436, 70262, 71269, 75981, 77748, 81356, 87978, 98857, 101308, 105393, 107844, 114638, 122034, 140524, 142538, 151962, 161293, 171957, 175956, 197714, 210786, 213807, 223729, 229276, 244068, 278597, 285076, 296571, 303924, 322586, 343914, 386441, 395428, 421572, 427614, 447458, 483879, 557194, 593142, 630509, 645172, 671187, 687828, 772882, 835791, 855228, 894916, 967758, 1089061, 1114388, 1159323, 1186284, 1261018, 1342374, 1545764, 1671582, 1891527, 1935516, 2178122, 2318646, 2522036, 2684748, 3064567, 3267183, 3343164, 3783054, 4250851, 4356244, 4637292, 6129134, 6534366, 6935599, 7566108, 8501702, 9193701, 11979671, 12258268, 12752553, 13068732, 13871198, 17003404, 18387402, 20806797, 23959342, 25505106, 27742396, 35939013, 36774804, 41613594, 47918684, 51010212, 71878026, 83227188, 131776381, 143756052, 263552762, 395329143, 527105524, 790658286, 1581316572]

約数ペア:

[(1, 1581316572), (2, 790658286), (3, 527105524), (4, 395329143), (6, 263552762), (11, 143756052), (12, 131776381), (19, 83227188), (22, 71878026), (31, 51010212), (33, 47918684), (38, 41613594), (43, 36774804), (44, 35939013), (57, 27742396), (62, 25505106), (66, 23959342), (76, 20806797), (86, 18387402), (93, 17003404), (114, 13871198), (121, 13068732), (124, 12752553), (129, 12258268), (132, 11979671), (172, 9193701), (186, 8501702), (209, 7566108), (228, 6935599), (242, 6534366), (258, 6129134), (341, 4637292), (363, 4356244), (372, 4250851), (418, 3783054), (473, 3343164), (484, 3267183), (516, 3064567), (589, 2684748), (627, 2522036), (682, 2318646), (726, 2178122), (817, 1935516), (836, 1891527), (946, 1671582), (1023, 1545764), (1178, 1342374), (1254, 1261018), (1333, 1186284), (1364, 1159323), (1419, 1114388), (1452, 1089061), (1634, 967758), (1767, 894916), (1849, 855228), (1892, 835791), (2046, 772882), (2299, 687828), (2356, 671187), (2451, 645172), (2508, 630509), (2666, 593142), (2838, 557194), (3268, 483879), (3534, 447458), (3698, 427614), (3751, 421572), (3999, 395428), (4092, 386441), (4598, 343914), (4902, 322586), (5203, 303924), (5332, 296571), (5547, 285076), (5676, 278597), (6479, 244068), (6897, 229276), (7068, 223729), (7396, 213807), (7502, 210786), (7998, 197714), (8987, 175956), (9196, 171957), (9804, 161293), (10406, 151962), (11094, 142538), (11253, 140524), (12958, 122034), (13794, 114638), (14663, 107844), (15004, 105393), (15609, 101308), (15996, 98857), (17974, 87978), (19437, 81356), (20339, 77748), (20812, 75981), (22188, 71269), (22506, 70262), (25327, 62436), (25916, 61017), (26961, 58652), (27588, 57319), (29326, 53922), (31218, 50654), (35131, 45012), (35948, 43989), (38874, 40678)]