204245820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1225

約数の個数: 192

約数和(自身を含む): 708825600

約数和(自身を除く): 504579780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 85, 90, 95, 102, 108, 114, 135, 153, 170, 171, 180, 190, 204, 228, 255, 270, 285, 306, 323, 340, 342, 380, 459, 510, 513, 540, 570, 612, 646, 684, 765, 855, 918, 969, 1020, 1026, 1140, 1171, 1292, 1530, 1615, 1710, 1836, 1938, 2052, 2295, 2342, 2565, 2907, 3060, 3230, 3420, 3513, 3876, 4590, 4684, 4845, 5130, 5814, 5855, 6460, 7026, 8721, 9180, 9690, 10260, 10539, 11628, 11710, 14052, 14535, 17442, 17565, 19380, 19907, 21078, 22249, 23420, 29070, 31617, 34884, 35130, 39814, 42156, 43605, 44498, 52695, 58140, 59721, 63234, 66747, 70260, 79628, 87210, 88996, 99535, 105390, 111245, 119442, 126468, 133494, 158085, 174420, 179163, 199070, 200241, 210780, 222490, 238884, 266988, 298605, 316170, 333735, 358326, 378233, 398140, 400482, 444980, 537489, 597210, 600723, 632340, 667470, 716652, 756466, 800964, 895815, 1001205, 1074978, 1134699, 1194420, 1201446, 1334940, 1512932, 1791630, 1891165, 2002410, 2149956, 2269398, 2402892, 2687445, 3003615, 3404097, 3583260, 3782330, 4004820, 4538796, 5374890, 5673495, 6007230, 6808194, 7564660, 10212291, 10749780, 11346990, 12014460, 13616388, 17020485, 20424582, 22693980, 34040970, 40849164, 51061455, 68081940, 102122910, 204245820]

約数ペア:

[(1, 204245820), (2, 102122910), (3, 68081940), (4, 51061455), (5, 40849164), (6, 34040970), (9, 22693980), (10, 20424582), (12, 17020485), (15, 13616388), (17, 12014460), (18, 11346990), (19, 10749780), (20, 10212291), (27, 7564660), (30, 6808194), (34, 6007230), (36, 5673495), (38, 5374890), (45, 4538796), (51, 4004820), (54, 3782330), (57, 3583260), (60, 3404097), (68, 3003615), (76, 2687445), (85, 2402892), (90, 2269398), (95, 2149956), (102, 2002410), (108, 1891165), (114, 1791630), (135, 1512932), (153, 1334940), (170, 1201446), (171, 1194420), (180, 1134699), (190, 1074978), (204, 1001205), (228, 895815), (255, 800964), (270, 756466), (285, 716652), (306, 667470), (323, 632340), (340, 600723), (342, 597210), (380, 537489), (459, 444980), (510, 400482), (513, 398140), (540, 378233), (570, 358326), (612, 333735), (646, 316170), (684, 298605), (765, 266988), (855, 238884), (918, 222490), (969, 210780), (1020, 200241), (1026, 199070), (1140, 179163), (1171, 174420), (1292, 158085), (1530, 133494), (1615, 126468), (1710, 119442), (1836, 111245), (1938, 105390), (2052, 99535), (2295, 88996), (2342, 87210), (2565, 79628), (2907, 70260), (3060, 66747), (3230, 63234), (3420, 59721), (3513, 58140), (3876, 52695), (4590, 44498), (4684, 43605), (4845, 42156), (5130, 39814), (5814, 35130), (5855, 34884), (6460, 31617), (7026, 29070), (8721, 23420), (9180, 22249), (9690, 21078), (10260, 19907), (10539, 19380), (11628, 17565), (11710, 17442), (14052, 14535)]