71837010

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:413

約数の個数: 128

約数和(自身を含む): 221184000

約数和(自身を除く): 149346990

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 191, 199, 210, 270, 315, 378, 382, 398, 573, 597, 630, 945, 955, 995, 1146, 1194, 1337, 1393, 1719, 1791, 1890, 1910, 1990, 2674, 2786, 2865, 2985, 3438, 3582, 4011, 4179, 5157, 5373, 5730, 5970, 6685, 6965, 8022, 8358, 8595, 8955, 10314, 10746, 12033, 12537, 13370, 13930, 17190, 17910, 20055, 20895, 24066, 25074, 25785, 26865, 36099, 37611, 38009, 40110, 41790, 51570, 53730, 60165, 62685, 72198, 75222, 76018, 114027, 120330, 125370, 180495, 188055, 190045, 228054, 266063, 342081, 360990, 376110, 380090, 532126, 570135, 684162, 798189, 1026243, 1140270, 1330315, 1596378, 1710405, 2052486, 2394567, 2660630, 3420810, 3990945, 4789134, 5131215, 7183701, 7981890, 10262430, 11972835, 14367402, 23945670, 35918505, 71837010]

約数ペア:

[(1, 71837010), (2, 35918505), (3, 23945670), (5, 14367402), (6, 11972835), (7, 10262430), (9, 7981890), (10, 7183701), (14, 5131215), (15, 4789134), (18, 3990945), (21, 3420810), (27, 2660630), (30, 2394567), (35, 2052486), (42, 1710405), (45, 1596378), (54, 1330315), (63, 1140270), (70, 1026243), (90, 798189), (105, 684162), (126, 570135), (135, 532126), (189, 380090), (191, 376110), (199, 360990), (210, 342081), (270, 266063), (315, 228054), (378, 190045), (382, 188055), (398, 180495), (573, 125370), (597, 120330), (630, 114027), (945, 76018), (955, 75222), (995, 72198), (1146, 62685), (1194, 60165), (1337, 53730), (1393, 51570), (1719, 41790), (1791, 40110), (1890, 38009), (1910, 37611), (1990, 36099), (2674, 26865), (2786, 25785), (2865, 25074), (2985, 24066), (3438, 20895), (3582, 20055), (4011, 17910), (4179, 17190), (5157, 13930), (5373, 13370), (5730, 12537), (5970, 12033), (6685, 10746), (6965, 10314), (8022, 8955), (8358, 8595)]