64466640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{12791}}^1$

素因数の和:12817

約数の個数: 120

約数和(自身を含む): 247448448

約数和(自身を除く): 182981808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 12791, 25582, 38373, 51164, 63955, 76746, 89537, 102328, 115119, 127910, 153492, 179074, 191865, 204656, 230238, 255820, 268611, 306984, 358148, 383730, 447685, 460476, 511640, 537222, 575595, 613968, 716296, 767460, 805833, 895370, 920952, 1023280, 1074444, 1151190, 1343055, 1432592, 1534920, 1611666, 1790740, 1841904, 2148888, 2302380, 2686110, 3069840, 3223332, 3581480, 4029165, 4297776, 4604760, 5372220, 6446664, 7162960, 8058330, 9209520, 10744440, 12893328, 16116660, 21488880, 32233320, 64466640]

約数ペア:

[(1, 64466640), (2, 32233320), (3, 21488880), (4, 16116660), (5, 12893328), (6, 10744440), (7, 9209520), (8, 8058330), (9, 7162960), (10, 6446664), (12, 5372220), (14, 4604760), (15, 4297776), (16, 4029165), (18, 3581480), (20, 3223332), (21, 3069840), (24, 2686110), (28, 2302380), (30, 2148888), (35, 1841904), (36, 1790740), (40, 1611666), (42, 1534920), (45, 1432592), (48, 1343055), (56, 1151190), (60, 1074444), (63, 1023280), (70, 920952), (72, 895370), (80, 805833), (84, 767460), (90, 716296), (105, 613968), (112, 575595), (120, 537222), (126, 511640), (140, 460476), (144, 447685), (168, 383730), (180, 358148), (210, 306984), (240, 268611), (252, 255820), (280, 230238), (315, 204656), (336, 191865), (360, 179074), (420, 153492), (504, 127910), (560, 115119), (630, 102328), (720, 89537), (840, 76746), (1008, 63955), (1260, 51164), (1680, 38373), (2520, 25582), (5040, 12791)]