2180147320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:426

約数の個数: 192

約数和(自身を含む): 5734722240

約数和(自身を除く): 3554574920

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 61, 65, 68, 85, 104, 122, 130, 136, 169, 170, 221, 244, 260, 305, 311, 338, 340, 442, 488, 520, 610, 622, 676, 680, 793, 845, 884, 1037, 1105, 1220, 1244, 1352, 1555, 1586, 1690, 1768, 2074, 2210, 2440, 2488, 2873, 3110, 3172, 3380, 3965, 4043, 4148, 4420, 5185, 5287, 5746, 6220, 6344, 6760, 7930, 8086, 8296, 8840, 10309, 10370, 10574, 11492, 12440, 13481, 14365, 15860, 16172, 18971, 20215, 20618, 20740, 21148, 22984, 26435, 26962, 28730, 31720, 32344, 37942, 40430, 41236, 41480, 42296, 51545, 52559, 52870, 53924, 57460, 67405, 68731, 75884, 80860, 82472, 94855, 103090, 105118, 105740, 107848, 114920, 134810, 137462, 151768, 161720, 175253, 189710, 206180, 210236, 211480, 246623, 262795, 269620, 274924, 322507, 343655, 350506, 379420, 412360, 420472, 493246, 525590, 539240, 549848, 645014, 687310, 701012, 758840, 876265, 893503, 986492, 1051180, 1233115, 1290028, 1374620, 1402024, 1612535, 1752530, 1787006, 1972984, 2102360, 2466230, 2580056, 2749240, 3206099, 3225070, 3505060, 3574012, 4192591, 4467515, 4932460, 6412198, 6450140, 7010120, 7148024, 8385182, 8935030, 9864920, 12824396, 12900280, 16030495, 16770364, 17870060, 20962955, 25648792, 32060990, 33540728, 35740120, 41925910, 54503683, 64121980, 83851820, 109007366, 128243960, 167703640, 218014732, 272518415, 436029464, 545036830, 1090073660, 2180147320]

約数ペア:

[(1, 2180147320), (2, 1090073660), (4, 545036830), (5, 436029464), (8, 272518415), (10, 218014732), (13, 167703640), (17, 128243960), (20, 109007366), (26, 83851820), (34, 64121980), (40, 54503683), (52, 41925910), (61, 35740120), (65, 33540728), (68, 32060990), (85, 25648792), (104, 20962955), (122, 17870060), (130, 16770364), (136, 16030495), (169, 12900280), (170, 12824396), (221, 9864920), (244, 8935030), (260, 8385182), (305, 7148024), (311, 7010120), (338, 6450140), (340, 6412198), (442, 4932460), (488, 4467515), (520, 4192591), (610, 3574012), (622, 3505060), (676, 3225070), (680, 3206099), (793, 2749240), (845, 2580056), (884, 2466230), (1037, 2102360), (1105, 1972984), (1220, 1787006), (1244, 1752530), (1352, 1612535), (1555, 1402024), (1586, 1374620), (1690, 1290028), (1768, 1233115), (2074, 1051180), (2210, 986492), (2440, 893503), (2488, 876265), (2873, 758840), (3110, 701012), (3172, 687310), (3380, 645014), (3965, 549848), (4043, 539240), (4148, 525590), (4420, 493246), (5185, 420472), (5287, 412360), (5746, 379420), (6220, 350506), (6344, 343655), (6760, 322507), (7930, 274924), (8086, 269620), (8296, 262795), (8840, 246623), (10309, 211480), (10370, 210236), (10574, 206180), (11492, 189710), (12440, 175253), (13481, 161720), (14365, 151768), (15860, 137462), (16172, 134810), (18971, 114920), (20215, 107848), (20618, 105740), (20740, 105118), (21148, 103090), (22984, 94855), (26435, 82472), (26962, 80860), (28730, 75884), (31720, 68731), (32344, 67405), (37942, 57460), (40430, 53924), (41236, 52870), (41480, 52559), (42296, 51545)]