725142180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1571}}^1$

素因数の和:1754

約数の個数: 144

約数和(自身を含む): 2378448576

約数和(自身を除く): 1653306396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 157, 196, 210, 245, 294, 314, 420, 471, 490, 588, 628, 735, 785, 942, 980, 1099, 1470, 1570, 1571, 1884, 2198, 2355, 2940, 3140, 3142, 3297, 4396, 4710, 4713, 5495, 6284, 6594, 7693, 7855, 9420, 9426, 10990, 10997, 13188, 15386, 15710, 16485, 18852, 21980, 21994, 23079, 23565, 30772, 31420, 32970, 32991, 38465, 43988, 46158, 47130, 54985, 65940, 65982, 76930, 76979, 92316, 94260, 109970, 115395, 131964, 153860, 153958, 164955, 219940, 230790, 230937, 246647, 307916, 329910, 384895, 461580, 461874, 493294, 659820, 739941, 769790, 923748, 986588, 1154685, 1233235, 1479882, 1539580, 1726529, 2309370, 2466470, 2959764, 3453058, 3699705, 4618740, 4932940, 5179587, 6906116, 7399410, 8632645, 10359174, 12085703, 14798820, 17265290, 20718348, 24171406, 25897935, 34530580, 36257109, 48342812, 51795870, 60428515, 72514218, 103591740, 120857030, 145028436, 181285545, 241714060, 362571090, 725142180]

約数ペア:

[(1, 725142180), (2, 362571090), (3, 241714060), (4, 181285545), (5, 145028436), (6, 120857030), (7, 103591740), (10, 72514218), (12, 60428515), (14, 51795870), (15, 48342812), (20, 36257109), (21, 34530580), (28, 25897935), (30, 24171406), (35, 20718348), (42, 17265290), (49, 14798820), (60, 12085703), (70, 10359174), (84, 8632645), (98, 7399410), (105, 6906116), (140, 5179587), (147, 4932940), (157, 4618740), (196, 3699705), (210, 3453058), (245, 2959764), (294, 2466470), (314, 2309370), (420, 1726529), (471, 1539580), (490, 1479882), (588, 1233235), (628, 1154685), (735, 986588), (785, 923748), (942, 769790), (980, 739941), (1099, 659820), (1470, 493294), (1570, 461874), (1571, 461580), (1884, 384895), (2198, 329910), (2355, 307916), (2940, 246647), (3140, 230937), (3142, 230790), (3297, 219940), (4396, 164955), (4710, 153958), (4713, 153860), (5495, 131964), (6284, 115395), (6594, 109970), (7693, 94260), (7855, 92316), (9420, 76979), (9426, 76930), (10990, 65982), (10997, 65940), (13188, 54985), (15386, 47130), (15710, 46158), (16485, 43988), (18852, 38465), (21980, 32991), (21994, 32970), (23079, 31420), (23565, 30772)]