30775920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{2617}}^1$

素因数の和:2647

約数の個数: 120

約数和(自身を含む): 111024144

約数和(自身を除く): 80248224

約数列:

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

約数ペア:

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