2556589680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{23831}}^1$

素因数の和:23999

約数の個数: 120

約数和(自身を含む): 8643866400

約数和(自身を除く): 6087276720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 149, 180, 240, 298, 360, 447, 596, 720, 745, 894, 1192, 1341, 1490, 1788, 2235, 2384, 2682, 2980, 3576, 4470, 5364, 5960, 6705, 7152, 8940, 10728, 11920, 13410, 17880, 21456, 23831, 26820, 35760, 47662, 53640, 71493, 95324, 107280, 119155, 142986, 190648, 214479, 238310, 285972, 357465, 381296, 428958, 476620, 571944, 714930, 857916, 953240, 1072395, 1143888, 1429860, 1715832, 1906480, 2144790, 2859720, 3431664, 3550819, 4289580, 5719440, 7101638, 8579160, 10652457, 14203276, 17158320, 17754095, 21304914, 28406552, 31957371, 35508190, 42609828, 53262285, 56813104, 63914742, 71016380, 85219656, 106524570, 127829484, 142032760, 159786855, 170439312, 213049140, 255658968, 284065520, 319573710, 426098280, 511317936, 639147420, 852196560, 1278294840, 2556589680]

約数ペア:

[(1, 2556589680), (2, 1278294840), (3, 852196560), (4, 639147420), (5, 511317936), (6, 426098280), (8, 319573710), (9, 284065520), (10, 255658968), (12, 213049140), (15, 170439312), (16, 159786855), (18, 142032760), (20, 127829484), (24, 106524570), (30, 85219656), (36, 71016380), (40, 63914742), (45, 56813104), (48, 53262285), (60, 42609828), (72, 35508190), (80, 31957371), (90, 28406552), (120, 21304914), (144, 17754095), (149, 17158320), (180, 14203276), (240, 10652457), (298, 8579160), (360, 7101638), (447, 5719440), (596, 4289580), (720, 3550819), (745, 3431664), (894, 2859720), (1192, 2144790), (1341, 1906480), (1490, 1715832), (1788, 1429860), (2235, 1143888), (2384, 1072395), (2682, 953240), (2980, 857916), (3576, 714930), (4470, 571944), (5364, 476620), (5960, 428958), (6705, 381296), (7152, 357465), (8940, 285972), (10728, 238310), (11920, 214479), (13410, 190648), (17880, 142986), (21456, 119155), (23831, 107280), (26820, 95324), (35760, 71493), (47662, 53640)]