221370408

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1319}}^1$

素因数の和:1381

約数の個数: 160

約数和(自身を含む): 728323200

約数和(自身を除く): 506952792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 37, 42, 54, 56, 63, 72, 74, 81, 84, 108, 111, 126, 148, 162, 168, 189, 216, 222, 252, 259, 296, 324, 333, 378, 444, 504, 518, 567, 648, 666, 756, 777, 888, 999, 1036, 1134, 1319, 1332, 1512, 1554, 1998, 2072, 2268, 2331, 2638, 2664, 2997, 3108, 3957, 3996, 4536, 4662, 5276, 5994, 6216, 6993, 7914, 7992, 9233, 9324, 10552, 11871, 11988, 13986, 15828, 18466, 18648, 20979, 23742, 23976, 27699, 27972, 31656, 35613, 36932, 41958, 47484, 48803, 55398, 55944, 71226, 73864, 83097, 83916, 94968, 97606, 106839, 110796, 142452, 146409, 166194, 167832, 195212, 213678, 221592, 249291, 284904, 292818, 332388, 341621, 390424, 427356, 439227, 498582, 585636, 664776, 683242, 747873, 854712, 878454, 997164, 1024863, 1171272, 1317681, 1366484, 1495746, 1756908, 1994328, 2049726, 2635362, 2732968, 2991492, 3074589, 3513816, 3953043, 4099452, 5270724, 5982984, 6149178, 7906086, 8198904, 9223767, 10541448, 12298356, 15812172, 18447534, 24596712, 27671301, 31624344, 36895068, 55342602, 73790136, 110685204, 221370408]

約数ペア:

[(1, 221370408), (2, 110685204), (3, 73790136), (4, 55342602), (6, 36895068), (7, 31624344), (8, 27671301), (9, 24596712), (12, 18447534), (14, 15812172), (18, 12298356), (21, 10541448), (24, 9223767), (27, 8198904), (28, 7906086), (36, 6149178), (37, 5982984), (42, 5270724), (54, 4099452), (56, 3953043), (63, 3513816), (72, 3074589), (74, 2991492), (81, 2732968), (84, 2635362), (108, 2049726), (111, 1994328), (126, 1756908), (148, 1495746), (162, 1366484), (168, 1317681), (189, 1171272), (216, 1024863), (222, 997164), (252, 878454), (259, 854712), (296, 747873), (324, 683242), (333, 664776), (378, 585636), (444, 498582), (504, 439227), (518, 427356), (567, 390424), (648, 341621), (666, 332388), (756, 292818), (777, 284904), (888, 249291), (999, 221592), (1036, 213678), (1134, 195212), (1319, 167832), (1332, 166194), (1512, 146409), (1554, 142452), (1998, 110796), (2072, 106839), (2268, 97606), (2331, 94968), (2638, 83916), (2664, 83097), (2997, 73864), (3108, 71226), (3957, 55944), (3996, 55398), (4536, 48803), (4662, 47484), (5276, 41958), (5994, 36932), (6216, 35613), (6993, 31656), (7914, 27972), (7992, 27699), (9233, 23976), (9324, 23742), (10552, 20979), (11871, 18648), (11988, 18466), (13986, 15828)]