295289720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 752716800

約数和(自身を除く): 457427080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 109, 110, 131, 188, 218, 220, 235, 262, 376, 436, 440, 470, 517, 524, 545, 655, 872, 940, 1034, 1048, 1090, 1199, 1310, 1441, 1880, 2068, 2180, 2398, 2585, 2620, 2882, 4136, 4360, 4796, 5123, 5170, 5240, 5764, 5995, 6157, 7205, 9592, 10246, 10340, 11528, 11990, 12314, 14279, 14410, 20492, 20680, 23980, 24628, 25615, 28558, 28820, 30785, 40984, 47960, 49256, 51230, 56353, 57116, 57640, 61570, 67727, 71395, 102460, 112706, 114232, 123140, 135454, 142790, 157069, 204920, 225412, 246280, 270908, 281765, 285580, 314138, 338635, 450824, 541816, 563530, 571160, 628276, 671113, 677270, 785345, 1127060, 1256552, 1342226, 1354540, 1570690, 2254120, 2684452, 2709080, 3141380, 3355565, 5368904, 6282760, 6711130, 7382243, 13422260, 14764486, 26844520, 29528972, 36911215, 59057944, 73822430, 147644860, 295289720]

約数ペア:

[(1, 295289720), (2, 147644860), (4, 73822430), (5, 59057944), (8, 36911215), (10, 29528972), (11, 26844520), (20, 14764486), (22, 13422260), (40, 7382243), (44, 6711130), (47, 6282760), (55, 5368904), (88, 3355565), (94, 3141380), (109, 2709080), (110, 2684452), (131, 2254120), (188, 1570690), (218, 1354540), (220, 1342226), (235, 1256552), (262, 1127060), (376, 785345), (436, 677270), (440, 671113), (470, 628276), (517, 571160), (524, 563530), (545, 541816), (655, 450824), (872, 338635), (940, 314138), (1034, 285580), (1048, 281765), (1090, 270908), (1199, 246280), (1310, 225412), (1441, 204920), (1880, 157069), (2068, 142790), (2180, 135454), (2398, 123140), (2585, 114232), (2620, 112706), (2882, 102460), (4136, 71395), (4360, 67727), (4796, 61570), (5123, 57640), (5170, 57116), (5240, 56353), (5764, 51230), (5995, 49256), (6157, 47960), (7205, 40984), (9592, 30785), (10246, 28820), (10340, 28558), (11528, 25615), (11990, 24628), (12314, 23980), (14279, 20680), (14410, 20492)]