194872020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{557}}^1$

素因数の和:607

約数の個数: 192

約数和(自身を含む): 674956800

約数和(自身を除く): 480084780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 343, 357, 420, 476, 490, 510, 557, 588, 595, 686, 714, 735, 833, 980, 1020, 1029, 1114, 1190, 1372, 1428, 1470, 1666, 1671, 1715, 1785, 2058, 2228, 2380, 2499, 2785, 2940, 3332, 3342, 3430, 3570, 3899, 4116, 4165, 4998, 5145, 5570, 5831, 6684, 6860, 7140, 7798, 8330, 8355, 9469, 9996, 10290, 11140, 11662, 11697, 12495, 15596, 16660, 16710, 17493, 18938, 19495, 20580, 23324, 23394, 24990, 27293, 28407, 29155, 33420, 34986, 37876, 38990, 46788, 47345, 49980, 54586, 56814, 58310, 58485, 66283, 69972, 77980, 81879, 87465, 94690, 109172, 113628, 116620, 116970, 132566, 136465, 142035, 163758, 174930, 189380, 191051, 198849, 233940, 265132, 272930, 284070, 327516, 331415, 349860, 382102, 397698, 409395, 463981, 545860, 568140, 573153, 662830, 764204, 795396, 818790, 927962, 955255, 994245, 1146306, 1325660, 1391943, 1637580, 1855924, 1910510, 1988490, 2292612, 2319905, 2783886, 2865765, 3247867, 3821020, 3976980, 4639810, 5567772, 5731530, 6495734, 6959715, 9279620, 9743601, 11463060, 12991468, 13919430, 16239335, 19487202, 27838860, 32478670, 38974404, 48718005, 64957340, 97436010, 194872020]

約数ペア:

[(1, 194872020), (2, 97436010), (3, 64957340), (4, 48718005), (5, 38974404), (6, 32478670), (7, 27838860), (10, 19487202), (12, 16239335), (14, 13919430), (15, 12991468), (17, 11463060), (20, 9743601), (21, 9279620), (28, 6959715), (30, 6495734), (34, 5731530), (35, 5567772), (42, 4639810), (49, 3976980), (51, 3821020), (60, 3247867), (68, 2865765), (70, 2783886), (84, 2319905), (85, 2292612), (98, 1988490), (102, 1910510), (105, 1855924), (119, 1637580), (140, 1391943), (147, 1325660), (170, 1146306), (196, 994245), (204, 955255), (210, 927962), (238, 818790), (245, 795396), (255, 764204), (294, 662830), (340, 573153), (343, 568140), (357, 545860), (420, 463981), (476, 409395), (490, 397698), (510, 382102), (557, 349860), (588, 331415), (595, 327516), (686, 284070), (714, 272930), (735, 265132), (833, 233940), (980, 198849), (1020, 191051), (1029, 189380), (1114, 174930), (1190, 163758), (1372, 142035), (1428, 136465), (1470, 132566), (1666, 116970), (1671, 116620), (1715, 113628), (1785, 109172), (2058, 94690), (2228, 87465), (2380, 81879), (2499, 77980), (2785, 69972), (2940, 66283), (3332, 58485), (3342, 58310), (3430, 56814), (3570, 54586), (3899, 49980), (4116, 47345), (4165, 46788), (4998, 38990), (5145, 37876), (5570, 34986), (5831, 33420), (6684, 29155), (6860, 28407), (7140, 27293), (7798, 24990), (8330, 23394), (8355, 23324), (9469, 20580), (9996, 19495), (10290, 18938), (11140, 17493), (11662, 16710), (11697, 16660), (12495, 15596)]