220199280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{131071}}^1$

素因数の和:131094

約数の個数: 80

約数和(自身を含む): 780140544

約数和(自身を除く): 559941264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 131071, 262142, 393213, 524284, 655355, 786426, 917497, 1048568, 1310710, 1572852, 1834994, 1966065, 2097136, 2621420, 2752491, 3145704, 3669988, 3932130, 4587485, 5242840, 5504982, 6291408, 7339976, 7864260, 9174970, 10485680, 11009964, 13762455, 14679952, 15728520, 18349940, 22019928, 27524910, 31457040, 36699880, 44039856, 55049820, 73399760, 110099640, 220199280]

約数ペア:

[(1, 220199280), (2, 110099640), (3, 73399760), (4, 55049820), (5, 44039856), (6, 36699880), (7, 31457040), (8, 27524910), (10, 22019928), (12, 18349940), (14, 15728520), (15, 14679952), (16, 13762455), (20, 11009964), (21, 10485680), (24, 9174970), (28, 7864260), (30, 7339976), (35, 6291408), (40, 5504982), (42, 5242840), (48, 4587485), (56, 3932130), (60, 3669988), (70, 3145704), (80, 2752491), (84, 2621420), (105, 2097136), (112, 1966065), (120, 1834994), (140, 1572852), (168, 1310710), (210, 1048568), (240, 917497), (280, 786426), (336, 655355), (420, 524284), (560, 393213), (840, 262142), (1680, 131071)]