81622380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6269}}^1$

素因数の和:6319

約数の個数: 96

約数和(自身を含む): 269660160

約数和(自身を除く): 188037780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6269, 6510, 12538, 13020, 18807, 25076, 31345, 37614, 43883, 62690, 75228, 87766, 94035, 125380, 131649, 175532, 188070, 194339, 219415, 263298, 376140, 388678, 438830, 526596, 583017, 658245, 777356, 877660, 971695, 1166034, 1316490, 1360373, 1943390, 2332068, 2632980, 2720746, 2915085, 3886780, 4081119, 5441492, 5830170, 6801865, 8162238, 11660340, 13603730, 16324476, 20405595, 27207460, 40811190, 81622380]

約数ペア:

[(1, 81622380), (2, 40811190), (3, 27207460), (4, 20405595), (5, 16324476), (6, 13603730), (7, 11660340), (10, 8162238), (12, 6801865), (14, 5830170), (15, 5441492), (20, 4081119), (21, 3886780), (28, 2915085), (30, 2720746), (31, 2632980), (35, 2332068), (42, 1943390), (60, 1360373), (62, 1316490), (70, 1166034), (84, 971695), (93, 877660), (105, 777356), (124, 658245), (140, 583017), (155, 526596), (186, 438830), (210, 388678), (217, 376140), (310, 263298), (372, 219415), (420, 194339), (434, 188070), (465, 175532), (620, 131649), (651, 125380), (868, 94035), (930, 87766), (1085, 75228), (1302, 62690), (1860, 43883), (2170, 37614), (2604, 31345), (3255, 25076), (4340, 18807), (6269, 13020), (6510, 12538)]