388731630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{283}}^1$

素因数の和:542

約数の個数: 128

約数和(自身を含む): 1109753856

約数和(自身を除く): 721022226

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 211, 217, 283, 310, 422, 434, 465, 566, 633, 651, 849, 930, 1055, 1085, 1266, 1302, 1415, 1477, 1698, 1981, 2110, 2170, 2830, 2954, 3165, 3255, 3962, 4245, 4431, 5943, 6330, 6510, 6541, 7385, 8490, 8773, 8862, 9905, 11886, 13082, 14770, 17546, 19623, 19810, 22155, 26319, 29715, 32705, 39246, 43865, 44310, 45787, 52638, 59430, 59713, 61411, 65410, 87730, 91574, 98115, 119426, 122822, 131595, 137361, 179139, 184233, 196230, 228935, 263190, 274722, 298565, 307055, 358278, 368466, 417991, 457870, 597130, 614110, 686805, 835982, 895695, 921165, 1253973, 1373610, 1791390, 1842330, 1851103, 2089955, 2507946, 3702206, 4179910, 5553309, 6269865, 9255515, 11106618, 12539730, 12957721, 18511030, 25915442, 27766545, 38873163, 55533090, 64788605, 77746326, 129577210, 194365815, 388731630]

約数ペア:

[(1, 388731630), (2, 194365815), (3, 129577210), (5, 77746326), (6, 64788605), (7, 55533090), (10, 38873163), (14, 27766545), (15, 25915442), (21, 18511030), (30, 12957721), (31, 12539730), (35, 11106618), (42, 9255515), (62, 6269865), (70, 5553309), (93, 4179910), (105, 3702206), (155, 2507946), (186, 2089955), (210, 1851103), (211, 1842330), (217, 1791390), (283, 1373610), (310, 1253973), (422, 921165), (434, 895695), (465, 835982), (566, 686805), (633, 614110), (651, 597130), (849, 457870), (930, 417991), (1055, 368466), (1085, 358278), (1266, 307055), (1302, 298565), (1415, 274722), (1477, 263190), (1698, 228935), (1981, 196230), (2110, 184233), (2170, 179139), (2830, 137361), (2954, 131595), (3165, 122822), (3255, 119426), (3962, 98115), (4245, 91574), (4431, 87730), (5943, 65410), (6330, 61411), (6510, 59713), (6541, 59430), (7385, 52638), (8490, 45787), (8773, 44310), (8862, 43865), (9905, 39246), (11886, 32705), (13082, 29715), (14770, 26319), (17546, 22155), (19623, 19810)]