668041010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:281

約数の個数: 192

約数和(自身を含む): 1654732800

約数和(自身を除く): 986691790

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 31, 34, 35, 49, 62, 65, 70, 85, 91, 98, 119, 130, 155, 170, 182, 199, 217, 221, 238, 245, 310, 398, 403, 434, 442, 455, 490, 527, 595, 637, 806, 833, 910, 995, 1054, 1085, 1105, 1190, 1274, 1393, 1519, 1547, 1666, 1990, 2015, 2170, 2210, 2587, 2635, 2786, 2821, 3038, 3094, 3185, 3383, 3689, 4030, 4165, 5174, 5270, 5642, 6169, 6370, 6766, 6851, 6965, 7378, 7595, 7735, 8330, 9751, 10829, 12338, 12935, 13702, 13930, 14105, 15190, 15470, 16915, 18109, 18445, 19502, 19747, 21658, 23681, 25823, 25870, 28210, 30845, 33830, 34255, 36218, 36890, 39494, 43183, 43979, 47362, 47957, 48755, 51646, 54145, 61690, 68510, 80197, 86366, 87958, 90545, 95914, 97510, 98735, 104873, 108290, 118405, 126763, 129115, 160394, 165767, 181090, 197470, 209746, 215915, 219895, 236810, 239785, 253526, 258230, 302281, 307853, 331534, 335699, 400985, 431830, 439790, 479570, 524365, 561379, 604562, 615706, 633815, 671398, 734111, 801970, 828835, 1048730, 1122758, 1267630, 1363349, 1468222, 1511405, 1539265, 1657670, 1678495, 2154971, 2726698, 2806895, 3022810, 3078530, 3356990, 3670555, 3929653, 4309942, 5138777, 5613790, 6816745, 7341110, 7859306, 9543443, 10277554, 10774855, 13633490, 19086886, 19648265, 21549710, 25693885, 39296530, 47717215, 51387770, 66804101, 95434430, 133608202, 334020505, 668041010]

約数ペア:

[(1, 668041010), (2, 334020505), (5, 133608202), (7, 95434430), (10, 66804101), (13, 51387770), (14, 47717215), (17, 39296530), (26, 25693885), (31, 21549710), (34, 19648265), (35, 19086886), (49, 13633490), (62, 10774855), (65, 10277554), (70, 9543443), (85, 7859306), (91, 7341110), (98, 6816745), (119, 5613790), (130, 5138777), (155, 4309942), (170, 3929653), (182, 3670555), (199, 3356990), (217, 3078530), (221, 3022810), (238, 2806895), (245, 2726698), (310, 2154971), (398, 1678495), (403, 1657670), (434, 1539265), (442, 1511405), (455, 1468222), (490, 1363349), (527, 1267630), (595, 1122758), (637, 1048730), (806, 828835), (833, 801970), (910, 734111), (995, 671398), (1054, 633815), (1085, 615706), (1105, 604562), (1190, 561379), (1274, 524365), (1393, 479570), (1519, 439790), (1547, 431830), (1666, 400985), (1990, 335699), (2015, 331534), (2170, 307853), (2210, 302281), (2587, 258230), (2635, 253526), (2786, 239785), (2821, 236810), (3038, 219895), (3094, 215915), (3185, 209746), (3383, 197470), (3689, 181090), (4030, 165767), (4165, 160394), (5174, 129115), (5270, 126763), (5642, 118405), (6169, 108290), (6370, 104873), (6766, 98735), (6851, 97510), (6965, 95914), (7378, 90545), (7595, 87958), (7735, 86366), (8330, 80197), (9751, 68510), (10829, 61690), (12338, 54145), (12935, 51646), (13702, 48755), (13930, 47957), (14105, 47362), (15190, 43979), (15470, 43183), (16915, 39494), (18109, 36890), (18445, 36218), (19502, 34255), (19747, 33830), (21658, 30845), (23681, 28210), (25823, 25870)]