81098280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1231}}^1$

素因数の和:1312

約数の個数: 128

約数和(自身を含む): 274982400

約数和(自身を除く): 193884120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 305, 360, 366, 488, 540, 549, 610, 732, 915, 1080, 1098, 1220, 1231, 1464, 1647, 1830, 2196, 2440, 2462, 2745, 3294, 3660, 3693, 4392, 4924, 5490, 6155, 6588, 7320, 7386, 8235, 9848, 10980, 11079, 12310, 13176, 14772, 16470, 18465, 21960, 22158, 24620, 29544, 32940, 33237, 36930, 44316, 49240, 55395, 65880, 66474, 73860, 75091, 88632, 110790, 132948, 147720, 150182, 166185, 221580, 225273, 265896, 300364, 332370, 375455, 443160, 450546, 600728, 664740, 675819, 750910, 901092, 1126365, 1329480, 1351638, 1501820, 1802184, 2027457, 2252730, 2703276, 3003640, 3379095, 4054914, 4505460, 5406552, 6758190, 8109828, 9010920, 10137285, 13516380, 16219656, 20274570, 27032760, 40549140, 81098280]

約数ペア:

[(1, 81098280), (2, 40549140), (3, 27032760), (4, 20274570), (5, 16219656), (6, 13516380), (8, 10137285), (9, 9010920), (10, 8109828), (12, 6758190), (15, 5406552), (18, 4505460), (20, 4054914), (24, 3379095), (27, 3003640), (30, 2703276), (36, 2252730), (40, 2027457), (45, 1802184), (54, 1501820), (60, 1351638), (61, 1329480), (72, 1126365), (90, 901092), (108, 750910), (120, 675819), (122, 664740), (135, 600728), (180, 450546), (183, 443160), (216, 375455), (244, 332370), (270, 300364), (305, 265896), (360, 225273), (366, 221580), (488, 166185), (540, 150182), (549, 147720), (610, 132948), (732, 110790), (915, 88632), (1080, 75091), (1098, 73860), (1220, 66474), (1231, 65880), (1464, 55395), (1647, 49240), (1830, 44316), (2196, 36930), (2440, 33237), (2462, 32940), (2745, 29544), (3294, 24620), (3660, 22158), (3693, 21960), (4392, 18465), (4924, 16470), (5490, 14772), (6155, 13176), (6588, 12310), (7320, 11079), (7386, 10980), (8235, 9848)]