205518780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1429}}^1$

素因数の和:1508

約数の個数: 144

約数和(自身を含む): 674593920

約数和(自身を除く): 469075140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 47, 51, 60, 68, 85, 90, 94, 102, 141, 153, 170, 180, 188, 204, 235, 255, 282, 306, 340, 423, 470, 510, 564, 612, 705, 765, 799, 846, 940, 1020, 1410, 1429, 1530, 1598, 1692, 2115, 2397, 2820, 2858, 3060, 3196, 3995, 4230, 4287, 4794, 5716, 7145, 7191, 7990, 8460, 8574, 9588, 11985, 12861, 14290, 14382, 15980, 17148, 21435, 23970, 24293, 25722, 28580, 28764, 35955, 42870, 47940, 48586, 51444, 64305, 67163, 71910, 72879, 85740, 97172, 121465, 128610, 134326, 143820, 145758, 201489, 218637, 242930, 257220, 268652, 291516, 335815, 364395, 402978, 437274, 485860, 604467, 671630, 728790, 805956, 874548, 1007445, 1093185, 1141771, 1208934, 1343260, 1457580, 2014890, 2186370, 2283542, 2417868, 3022335, 3425313, 4029780, 4372740, 4567084, 5708855, 6044670, 6850626, 10275939, 11417710, 12089340, 13701252, 17126565, 20551878, 22835420, 34253130, 41103756, 51379695, 68506260, 102759390, 205518780]

約数ペア:

[(1, 205518780), (2, 102759390), (3, 68506260), (4, 51379695), (5, 41103756), (6, 34253130), (9, 22835420), (10, 20551878), (12, 17126565), (15, 13701252), (17, 12089340), (18, 11417710), (20, 10275939), (30, 6850626), (34, 6044670), (36, 5708855), (45, 4567084), (47, 4372740), (51, 4029780), (60, 3425313), (68, 3022335), (85, 2417868), (90, 2283542), (94, 2186370), (102, 2014890), (141, 1457580), (153, 1343260), (170, 1208934), (180, 1141771), (188, 1093185), (204, 1007445), (235, 874548), (255, 805956), (282, 728790), (306, 671630), (340, 604467), (423, 485860), (470, 437274), (510, 402978), (564, 364395), (612, 335815), (705, 291516), (765, 268652), (799, 257220), (846, 242930), (940, 218637), (1020, 201489), (1410, 145758), (1429, 143820), (1530, 134326), (1598, 128610), (1692, 121465), (2115, 97172), (2397, 85740), (2820, 72879), (2858, 71910), (3060, 67163), (3196, 64305), (3995, 51444), (4230, 48586), (4287, 47940), (4794, 42870), (5716, 35955), (7145, 28764), (7191, 28580), (7990, 25722), (8460, 24293), (8574, 23970), (9588, 21435), (11985, 17148), (12861, 15980), (14290, 14382)]