857641380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:306

約数の個数: 192

約数和(自身を含む): 2612736000

約数和(自身を除く): 1755094620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 79, 89, 95, 107, 114, 158, 178, 190, 214, 228, 237, 267, 285, 316, 321, 356, 380, 395, 428, 445, 474, 534, 535, 570, 642, 790, 890, 948, 1068, 1070, 1140, 1185, 1284, 1335, 1501, 1580, 1605, 1691, 1780, 2033, 2140, 2370, 2670, 3002, 3210, 3382, 4066, 4503, 4740, 5073, 5340, 6004, 6099, 6420, 6764, 7031, 7505, 8132, 8453, 8455, 9006, 9523, 10146, 10165, 12198, 14062, 15010, 16906, 16910, 18012, 19046, 20292, 20330, 21093, 22515, 24396, 25359, 25365, 28124, 28569, 30020, 30495, 33812, 33820, 35155, 38092, 40660, 42186, 42265, 45030, 47615, 50718, 50730, 57138, 60990, 70310, 84372, 84530, 90060, 95230, 101436, 101460, 105465, 114276, 121980, 126795, 133589, 140620, 142845, 160607, 169060, 180937, 190460, 210930, 253590, 267178, 285690, 321214, 361874, 400767, 421860, 481821, 507180, 534356, 542811, 571380, 642428, 667945, 723748, 752317, 801534, 803035, 904685, 963642, 1085622, 1335890, 1504634, 1603068, 1606070, 1809370, 1927284, 2003835, 2171244, 2256951, 2409105, 2671780, 2714055, 3009268, 3212140, 3618740, 3761585, 4007670, 4513902, 4818210, 5428110, 7523170, 8015340, 9027804, 9636420, 10856220, 11284755, 14294023, 15046340, 22569510, 28588046, 42882069, 45139020, 57176092, 71470115, 85764138, 142940230, 171528276, 214410345, 285880460, 428820690, 857641380]

約数ペア:

[(1, 857641380), (2, 428820690), (3, 285880460), (4, 214410345), (5, 171528276), (6, 142940230), (10, 85764138), (12, 71470115), (15, 57176092), (19, 45139020), (20, 42882069), (30, 28588046), (38, 22569510), (57, 15046340), (60, 14294023), (76, 11284755), (79, 10856220), (89, 9636420), (95, 9027804), (107, 8015340), (114, 7523170), (158, 5428110), (178, 4818210), (190, 4513902), (214, 4007670), (228, 3761585), (237, 3618740), (267, 3212140), (285, 3009268), (316, 2714055), (321, 2671780), (356, 2409105), (380, 2256951), (395, 2171244), (428, 2003835), (445, 1927284), (474, 1809370), (534, 1606070), (535, 1603068), (570, 1504634), (642, 1335890), (790, 1085622), (890, 963642), (948, 904685), (1068, 803035), (1070, 801534), (1140, 752317), (1185, 723748), (1284, 667945), (1335, 642428), (1501, 571380), (1580, 542811), (1605, 534356), (1691, 507180), (1780, 481821), (2033, 421860), (2140, 400767), (2370, 361874), (2670, 321214), (3002, 285690), (3210, 267178), (3382, 253590), (4066, 210930), (4503, 190460), (4740, 180937), (5073, 169060), (5340, 160607), (6004, 142845), (6099, 140620), (6420, 133589), (6764, 126795), (7031, 121980), (7505, 114276), (8132, 105465), (8453, 101460), (8455, 101436), (9006, 95230), (9523, 90060), (10146, 84530), (10165, 84372), (12198, 70310), (14062, 60990), (15010, 57138), (16906, 50730), (16910, 50718), (18012, 47615), (19046, 45030), (20292, 42265), (20330, 42186), (21093, 40660), (22515, 38092), (24396, 35155), (25359, 33820), (25365, 33812), (28124, 30495), (28569, 30020)]