2560757940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{64373}}^1$

素因数の和:64418

約数の個数: 144

約数和(自身を含む): 8857347408

約数和(自身を除く): 6296589468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 6630, 7956, 9945, 13260, 19890, 39780, 64373, 128746, 193119, 257492, 321865, 386238, 579357, 643730, 772476, 836849, 965595, 1094341, 1158714, 1287460, 1673698, 1931190, 2188682, 2317428, 2510547, 2896785, 3283023, 3347396, 3862380, 4184245, 4377364, 5021094, 5471705, 5793570, 6566046, 7531641, 8368490, 9849069, 10042188, 10943410, 11587140, 12552735, 13132092, 14226433, 15063282, 16415115, 16736980, 19698138, 21886820, 25105470, 28452866, 30126564, 32830230, 37658205, 39396276, 42679299, 49245345, 50210940, 56905732, 65660460, 71132165, 75316410, 85358598, 98490690, 128037897, 142264330, 150632820, 170717196, 196981380, 213396495, 256075794, 284528660, 426792990, 512151588, 640189485, 853585980, 1280378970, 2560757940]

約数ペア:

[(1, 2560757940), (2, 1280378970), (3, 853585980), (4, 640189485), (5, 512151588), (6, 426792990), (9, 284528660), (10, 256075794), (12, 213396495), (13, 196981380), (15, 170717196), (17, 150632820), (18, 142264330), (20, 128037897), (26, 98490690), (30, 85358598), (34, 75316410), (36, 71132165), (39, 65660460), (45, 56905732), (51, 50210940), (52, 49245345), (60, 42679299), (65, 39396276), (68, 37658205), (78, 32830230), (85, 30126564), (90, 28452866), (102, 25105470), (117, 21886820), (130, 19698138), (153, 16736980), (156, 16415115), (170, 15063282), (180, 14226433), (195, 13132092), (204, 12552735), (221, 11587140), (234, 10943410), (255, 10042188), (260, 9849069), (306, 8368490), (340, 7531641), (390, 6566046), (442, 5793570), (468, 5471705), (510, 5021094), (585, 4377364), (612, 4184245), (663, 3862380), (765, 3347396), (780, 3283023), (884, 2896785), (1020, 2510547), (1105, 2317428), (1170, 2188682), (1326, 1931190), (1530, 1673698), (1989, 1287460), (2210, 1158714), (2340, 1094341), (2652, 965595), (3060, 836849), (3315, 772476), (3978, 643730), (4420, 579357), (6630, 386238), (7956, 321865), (9945, 257492), (13260, 193119), (19890, 128746), (39780, 64373)]