207221160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:835

約数の個数: 128

約数和(自身を含む): 663448320

約数和(自身を除く): 456227160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 157, 170, 204, 255, 314, 340, 408, 471, 510, 628, 647, 680, 785, 942, 1020, 1256, 1294, 1570, 1884, 1941, 2040, 2355, 2588, 2669, 3140, 3235, 3768, 3882, 4710, 5176, 5338, 6280, 6470, 7764, 8007, 9420, 9705, 10676, 10999, 12940, 13345, 15528, 16014, 18840, 19410, 21352, 21998, 25880, 26690, 32028, 32997, 38820, 40035, 43996, 53380, 54995, 64056, 65994, 77640, 80070, 87992, 101579, 106760, 109990, 131988, 160140, 164985, 203158, 219980, 263976, 304737, 320280, 329970, 406316, 439960, 507895, 609474, 659940, 812632, 1015790, 1218948, 1319880, 1523685, 1726843, 2031580, 2437896, 3047370, 3453686, 4063160, 5180529, 6094740, 6907372, 8634215, 10361058, 12189480, 13814744, 17268430, 20722116, 25902645, 34536860, 41444232, 51805290, 69073720, 103610580, 207221160]

約数ペア:

[(1, 207221160), (2, 103610580), (3, 69073720), (4, 51805290), (5, 41444232), (6, 34536860), (8, 25902645), (10, 20722116), (12, 17268430), (15, 13814744), (17, 12189480), (20, 10361058), (24, 8634215), (30, 6907372), (34, 6094740), (40, 5180529), (51, 4063160), (60, 3453686), (68, 3047370), (85, 2437896), (102, 2031580), (120, 1726843), (136, 1523685), (157, 1319880), (170, 1218948), (204, 1015790), (255, 812632), (314, 659940), (340, 609474), (408, 507895), (471, 439960), (510, 406316), (628, 329970), (647, 320280), (680, 304737), (785, 263976), (942, 219980), (1020, 203158), (1256, 164985), (1294, 160140), (1570, 131988), (1884, 109990), (1941, 106760), (2040, 101579), (2355, 87992), (2588, 80070), (2669, 77640), (3140, 65994), (3235, 64056), (3768, 54995), (3882, 53380), (4710, 43996), (5176, 40035), (5338, 38820), (6280, 32997), (6470, 32028), (7764, 26690), (8007, 25880), (9420, 21998), (9705, 21352), (10676, 19410), (10999, 18840), (12940, 16014), (13345, 15528)]