217518875820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{641}}^1\times {\mathrm{209471}}^1$

素因数の和:210133

約数の個数: 120

約数和(自身を含む): 683432563968

約数和(自身を除く): 465913688148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 641, 810, 1282, 1620, 1923, 2564, 3205, 3846, 5769, 6410, 7692, 9615, 11538, 12820, 17307, 19230, 23076, 28845, 34614, 38460, 51921, 57690, 69228, 86535, 103842, 115380, 173070, 207684, 209471, 259605, 346140, 418942, 519210, 628413, 837884, 1038420, 1047355, 1256826, 1885239, 2094710, 2513652, 3142065, 3770478, 4189420, 5655717, 6284130, 7540956, 9426195, 11311434, 12568260, 16967151, 18852390, 22622868, 28278585, 33934302, 37704780, 56557170, 67868604, 84835755, 113114340, 134270911, 169671510, 268541822, 339343020, 402812733, 537083644, 671354555, 805625466, 1208438199, 1342709110, 1611250932, 2014063665, 2416876398, 2685418220, 3625314597, 4028127330, 4833752796, 6042190995, 7250629194, 8056254660, 10875943791, 12084381990, 14501258388, 18126572985, 21751887582, 24168763980, 36253145970, 43503775164, 54379718955, 72506291940, 108759437910, 217518875820]

約数ペア:

[(1, 217518875820), (2, 108759437910), (3, 72506291940), (4, 54379718955), (5, 43503775164), (6, 36253145970), (9, 24168763980), (10, 21751887582), (12, 18126572985), (15, 14501258388), (18, 12084381990), (20, 10875943791), (27, 8056254660), (30, 7250629194), (36, 6042190995), (45, 4833752796), (54, 4028127330), (60, 3625314597), (81, 2685418220), (90, 2416876398), (108, 2014063665), (135, 1611250932), (162, 1342709110), (180, 1208438199), (270, 805625466), (324, 671354555), (405, 537083644), (540, 402812733), (641, 339343020), (810, 268541822), (1282, 169671510), (1620, 134270911), (1923, 113114340), (2564, 84835755), (3205, 67868604), (3846, 56557170), (5769, 37704780), (6410, 33934302), (7692, 28278585), (9615, 22622868), (11538, 18852390), (12820, 16967151), (17307, 12568260), (19230, 11311434), (23076, 9426195), (28845, 7540956), (34614, 6284130), (38460, 5655717), (51921, 4189420), (57690, 3770478), (69228, 3142065), (86535, 2513652), (103842, 2094710), (115380, 1885239), (173070, 1256826), (207684, 1047355), (209471, 1038420), (259605, 837884), (346140, 628413), (418942, 519210)]