253805370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2999}}^1$

素因数の和:3060

約数の個数: 128

約数和(自身を含む): 774144000

約数和(自身を除く): 520338630

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 31, 35, 39, 42, 62, 65, 70, 78, 91, 93, 105, 130, 155, 182, 186, 195, 210, 217, 273, 310, 390, 403, 434, 455, 465, 546, 651, 806, 910, 930, 1085, 1209, 1302, 1365, 2015, 2170, 2418, 2730, 2821, 2999, 3255, 4030, 5642, 5998, 6045, 6510, 8463, 8997, 12090, 14105, 14995, 16926, 17994, 20993, 28210, 29990, 38987, 41986, 42315, 44985, 62979, 77974, 84630, 89970, 92969, 104965, 116961, 125958, 185938, 194935, 209930, 233922, 272909, 278907, 314895, 389870, 464845, 545818, 557814, 584805, 629790, 650783, 818727, 929690, 1169610, 1208597, 1301566, 1364545, 1394535, 1637454, 1952349, 2417194, 2729090, 2789070, 3253915, 3625791, 3904698, 4093635, 6042985, 6507830, 7251582, 8187270, 8460179, 9761745, 12085970, 16920358, 18128955, 19523490, 25380537, 36257910, 42300895, 50761074, 84601790, 126902685, 253805370]

約数ペア:

[(1, 253805370), (2, 126902685), (3, 84601790), (5, 50761074), (6, 42300895), (7, 36257910), (10, 25380537), (13, 19523490), (14, 18128955), (15, 16920358), (21, 12085970), (26, 9761745), (30, 8460179), (31, 8187270), (35, 7251582), (39, 6507830), (42, 6042985), (62, 4093635), (65, 3904698), (70, 3625791), (78, 3253915), (91, 2789070), (93, 2729090), (105, 2417194), (130, 1952349), (155, 1637454), (182, 1394535), (186, 1364545), (195, 1301566), (210, 1208597), (217, 1169610), (273, 929690), (310, 818727), (390, 650783), (403, 629790), (434, 584805), (455, 557814), (465, 545818), (546, 464845), (651, 389870), (806, 314895), (910, 278907), (930, 272909), (1085, 233922), (1209, 209930), (1302, 194935), (1365, 185938), (2015, 125958), (2170, 116961), (2418, 104965), (2730, 92969), (2821, 89970), (2999, 84630), (3255, 77974), (4030, 62979), (5642, 44985), (5998, 42315), (6045, 41986), (6510, 38987), (8463, 29990), (8997, 28210), (12090, 20993), (14105, 17994), (14995, 16926)]