221613840

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{14657}}^1$

素因数の和:14686

約数の個数: 160

約数和(自身を含む): 872444160

約数和(自身を除く): 650830320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 14657, 15120, 29314, 43971, 58628, 73285, 87942, 102599, 117256, 131913, 146570, 175884, 205198, 219855, 234512, 263826, 293140, 307797, 351768, 395739, 410396, 439710, 512995, 527652, 586280, 615594, 659565, 703536, 791478, 820792, 879420, 923391, 1025990, 1055304, 1172560, 1231188, 1319130, 1538985, 1582956, 1641584, 1758840, 1846782, 1978695, 2051980, 2110608, 2462376, 2638260, 2770173, 3077970, 3165912, 3517680, 3693564, 3957390, 4103960, 4616955, 4924752, 5276520, 5540346, 6155940, 6331824, 7387128, 7914780, 8207920, 9233910, 10553040, 11080692, 12311880, 13850865, 14774256, 15829560, 18467820, 22161384, 24623760, 27701730, 31659120, 36935640, 44322768, 55403460, 73871280, 110806920, 221613840]

約数ペア:

[(1, 221613840), (2, 110806920), (3, 73871280), (4, 55403460), (5, 44322768), (6, 36935640), (7, 31659120), (8, 27701730), (9, 24623760), (10, 22161384), (12, 18467820), (14, 15829560), (15, 14774256), (16, 13850865), (18, 12311880), (20, 11080692), (21, 10553040), (24, 9233910), (27, 8207920), (28, 7914780), (30, 7387128), (35, 6331824), (36, 6155940), (40, 5540346), (42, 5276520), (45, 4924752), (48, 4616955), (54, 4103960), (56, 3957390), (60, 3693564), (63, 3517680), (70, 3165912), (72, 3077970), (80, 2770173), (84, 2638260), (90, 2462376), (105, 2110608), (108, 2051980), (112, 1978695), (120, 1846782), (126, 1758840), (135, 1641584), (140, 1582956), (144, 1538985), (168, 1319130), (180, 1231188), (189, 1172560), (210, 1055304), (216, 1025990), (240, 923391), (252, 879420), (270, 820792), (280, 791478), (315, 703536), (336, 659565), (360, 615594), (378, 586280), (420, 527652), (432, 512995), (504, 439710), (540, 410396), (560, 395739), (630, 351768), (720, 307797), (756, 293140), (840, 263826), (945, 234512), (1008, 219855), (1080, 205198), (1260, 175884), (1512, 146570), (1680, 131913), (1890, 117256), (2160, 102599), (2520, 87942), (3024, 73285), (3780, 58628), (5040, 43971), (7560, 29314), (14657, 15120)]