20154149820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{1097}}^1\times {\mathrm{2083}}^1$

素因数の和:3209

約数の個数: 216

約数和(自身を含む): 71214356304

約数和(自身を除く): 51060206484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1097, 1260, 1470, 1764, 2083, 2194, 2205, 2940, 3291, 4166, 4388, 4410, 5485, 6249, 6582, 7679, 8332, 8820, 9873, 10415, 10970, 12498, 13164, 14581, 15358, 16455, 18747, 19746, 20830, 21940, 23037, 24996, 29162, 30716, 31245, 32910, 37494, 38395, 39492, 41660, 43743, 46074, 49365, 53753, 58324, 62490, 65820, 69111, 72905, 74988, 76790, 87486, 92148, 93735, 98730, 102067, 107506, 115185, 124980, 131229, 138222, 145810, 153580, 161259, 174972, 187470, 197460, 204134, 215012, 218715, 230370, 262458, 268765, 276444, 291620, 306201, 322518, 345555, 374940, 408268, 437430, 460740, 483777, 510335, 524916, 537530, 612402, 645036, 656145, 691110, 806295, 874860, 918603, 967554, 1020670, 1075060, 1224804, 1312290, 1382220, 1531005, 1612590, 1837206, 1935108, 2041340, 2285051, 2418885, 2624580, 3062010, 3225180, 3674412, 4570102, 4593015, 4837770, 6124020, 6855153, 9140204, 9186030, 9675540, 11425255, 13710306, 15995357, 18372060, 20565459, 22850510, 27420612, 31990714, 34275765, 41130918, 45701020, 47986071, 63981428, 68551530, 79976785, 82261836, 95972142, 102827295, 111967499, 137103060, 143958213, 159953570, 191944284, 205654590, 223934998, 239930355, 287916426, 319907140, 335902497, 411309180, 447869996, 479860710, 559837495, 575832852, 671804994, 719791065, 959721420, 1007707491, 1119674990, 1343609988, 1439582130, 1679512485, 2015414982, 2239349980, 2879164260, 3359024970, 4030829964, 5038537455, 6718049940, 10077074910, 20154149820]

約数ペア:

[(1, 20154149820), (2, 10077074910), (3, 6718049940), (4, 5038537455), (5, 4030829964), (6, 3359024970), (7, 2879164260), (9, 2239349980), (10, 2015414982), (12, 1679512485), (14, 1439582130), (15, 1343609988), (18, 1119674990), (20, 1007707491), (21, 959721420), (28, 719791065), (30, 671804994), (35, 575832852), (36, 559837495), (42, 479860710), (45, 447869996), (49, 411309180), (60, 335902497), (63, 319907140), (70, 287916426), (84, 239930355), (90, 223934998), (98, 205654590), (105, 191944284), (126, 159953570), (140, 143958213), (147, 137103060), (180, 111967499), (196, 102827295), (210, 95972142), (245, 82261836), (252, 79976785), (294, 68551530), (315, 63981428), (420, 47986071), (441, 45701020), (490, 41130918), (588, 34275765), (630, 31990714), (735, 27420612), (882, 22850510), (980, 20565459), (1097, 18372060), (1260, 15995357), (1470, 13710306), (1764, 11425255), (2083, 9675540), (2194, 9186030), (2205, 9140204), (2940, 6855153), (3291, 6124020), (4166, 4837770), (4388, 4593015), (4410, 4570102), (5485, 3674412), (6249, 3225180), (6582, 3062010), (7679, 2624580), (8332, 2418885), (8820, 2285051), (9873, 2041340), (10415, 1935108), (10970, 1837206), (12498, 1612590), (13164, 1531005), (14581, 1382220), (15358, 1312290), (16455, 1224804), (18747, 1075060), (19746, 1020670), (20830, 967554), (21940, 918603), (23037, 874860), (24996, 806295), (29162, 691110), (30716, 656145), (31245, 645036), (32910, 612402), (37494, 537530), (38395, 524916), (39492, 510335), (41660, 483777), (43743, 460740), (46074, 437430), (49365, 408268), (53753, 374940), (58324, 345555), (62490, 322518), (65820, 306201), (69111, 291620), (72905, 276444), (74988, 268765), (76790, 262458), (87486, 230370), (92148, 218715), (93735, 215012), (98730, 204134), (102067, 197460), (107506, 187470), (115185, 174972), (124980, 161259), (131229, 153580), (138222, 145810)]