221072904

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:476

約数の個数: 192

約数和(自身を含む): 702374400

約数和(自身を除く): 481301496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 31, 36, 38, 39, 52, 57, 62, 72, 76, 78, 93, 104, 114, 117, 124, 152, 156, 171, 186, 228, 234, 247, 248, 279, 312, 342, 372, 401, 403, 456, 468, 494, 558, 589, 684, 741, 744, 802, 806, 936, 988, 1116, 1178, 1203, 1209, 1368, 1482, 1604, 1612, 1767, 1976, 2223, 2232, 2356, 2406, 2418, 2964, 3208, 3224, 3534, 3609, 3627, 4446, 4712, 4812, 4836, 5213, 5301, 5928, 7068, 7218, 7254, 7619, 7657, 8892, 9624, 9672, 10426, 10602, 12431, 14136, 14436, 14508, 15238, 15314, 15639, 17784, 20852, 21204, 22857, 22971, 24862, 28872, 29016, 30476, 30628, 31278, 37293, 41704, 42408, 45714, 45942, 46917, 49724, 60952, 61256, 62556, 68571, 68913, 74586, 91428, 91884, 93834, 99047, 99448, 111879, 125112, 137142, 137826, 149172, 161603, 182856, 183768, 187668, 198094, 223758, 236189, 274284, 275652, 297141, 298344, 323206, 375336, 396188, 447516, 472378, 484809, 548568, 551304, 594282, 646412, 708567, 792376, 891423, 895032, 944756, 969618, 1188564, 1292824, 1417134, 1454427, 1782846, 1889512, 1939236, 2125701, 2377128, 2834268, 2908854, 3070457, 3565692, 3878472, 4251402, 5668536, 5817708, 6140914, 7131384, 8502804, 9211371, 11635416, 12281828, 17005608, 18422742, 24563656, 27634113, 36845484, 55268226, 73690968, 110536452, 221072904]

約数ペア:

[(1, 221072904), (2, 110536452), (3, 73690968), (4, 55268226), (6, 36845484), (8, 27634113), (9, 24563656), (12, 18422742), (13, 17005608), (18, 12281828), (19, 11635416), (24, 9211371), (26, 8502804), (31, 7131384), (36, 6140914), (38, 5817708), (39, 5668536), (52, 4251402), (57, 3878472), (62, 3565692), (72, 3070457), (76, 2908854), (78, 2834268), (93, 2377128), (104, 2125701), (114, 1939236), (117, 1889512), (124, 1782846), (152, 1454427), (156, 1417134), (171, 1292824), (186, 1188564), (228, 969618), (234, 944756), (247, 895032), (248, 891423), (279, 792376), (312, 708567), (342, 646412), (372, 594282), (401, 551304), (403, 548568), (456, 484809), (468, 472378), (494, 447516), (558, 396188), (589, 375336), (684, 323206), (741, 298344), (744, 297141), (802, 275652), (806, 274284), (936, 236189), (988, 223758), (1116, 198094), (1178, 187668), (1203, 183768), (1209, 182856), (1368, 161603), (1482, 149172), (1604, 137826), (1612, 137142), (1767, 125112), (1976, 111879), (2223, 99448), (2232, 99047), (2356, 93834), (2406, 91884), (2418, 91428), (2964, 74586), (3208, 68913), (3224, 68571), (3534, 62556), (3609, 61256), (3627, 60952), (4446, 49724), (4712, 46917), (4812, 45942), (4836, 45714), (5213, 42408), (5301, 41704), (5928, 37293), (7068, 31278), (7218, 30628), (7254, 30476), (7619, 29016), (7657, 28872), (8892, 24862), (9624, 22971), (9672, 22857), (10426, 21204), (10602, 20852), (12431, 17784), (14136, 15639), (14436, 15314), (14508, 15238)]