61551840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{2617}}^1$

素因数の和:2649

約数の個数: 144

約数和(自身を含む): 225629712

約数和(自身を除く): 164077872

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2617, 2940, 3360, 3920, 4704, 5234, 5880, 7840, 7851, 10468, 11760, 13085, 15702, 18319, 20936, 23520, 26170, 31404, 36638, 39255, 41872, 52340, 54957, 62808, 73276, 78510, 83744, 91595, 104680, 109914, 125616, 128233, 146552, 157020, 183190, 209360, 219828, 251232, 256466, 274785, 293104, 314040, 366380, 384699, 418720, 439656, 512932, 549570, 586208, 628080, 641165, 732760, 769398, 879312, 1025864, 1099140, 1256160, 1282330, 1465520, 1538796, 1758624, 1923495, 2051728, 2198280, 2564660, 2931040, 3077592, 3846990, 4103456, 4396560, 5129320, 6155184, 7693980, 8793120, 10258640, 12310368, 15387960, 20517280, 30775920, 61551840]

約数ペア:

[(1, 61551840), (2, 30775920), (3, 20517280), (4, 15387960), (5, 12310368), (6, 10258640), (7, 8793120), (8, 7693980), (10, 6155184), (12, 5129320), (14, 4396560), (15, 4103456), (16, 3846990), (20, 3077592), (21, 2931040), (24, 2564660), (28, 2198280), (30, 2051728), (32, 1923495), (35, 1758624), (40, 1538796), (42, 1465520), (48, 1282330), (49, 1256160), (56, 1099140), (60, 1025864), (70, 879312), (80, 769398), (84, 732760), (96, 641165), (98, 628080), (105, 586208), (112, 549570), (120, 512932), (140, 439656), (147, 418720), (160, 384699), (168, 366380), (196, 314040), (210, 293104), (224, 274785), (240, 256466), (245, 251232), (280, 219828), (294, 209360), (336, 183190), (392, 157020), (420, 146552), (480, 128233), (490, 125616), (560, 109914), (588, 104680), (672, 91595), (735, 83744), (784, 78510), (840, 73276), (980, 62808), (1120, 54957), (1176, 52340), (1470, 41872), (1568, 39255), (1680, 36638), (1960, 31404), (2352, 26170), (2617, 23520), (2940, 20936), (3360, 18319), (3920, 15702), (4704, 13085), (5234, 11760), (5880, 10468), (7840, 7851)]