254377620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:371

約数の個数: 216

約数和(自身を含む): 908264448

約数和(自身を除く): 653886828

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, 151, 180, 191, 196, 210, 245, 252, 294, 302, 315, 382, 420, 441, 453, 490, 573, 588, 604, 630, 735, 755, 764, 882, 906, 955, 980, 1057, 1146, 1260, 1337, 1359, 1470, 1510, 1719, 1764, 1812, 1910, 2114, 2205, 2265, 2292, 2674, 2718, 2865, 2940, 3020, 3171, 3438, 3820, 4011, 4228, 4410, 4530, 5285, 5348, 5436, 5730, 6342, 6685, 6795, 6876, 7399, 8022, 8595, 8820, 9060, 9359, 9513, 10570, 11460, 12033, 12684, 13370, 13590, 14798, 15855, 16044, 17190, 18718, 19026, 20055, 21140, 22197, 24066, 26740, 27180, 28077, 28841, 29596, 31710, 34380, 36995, 37436, 38052, 40110, 44394, 46795, 47565, 48132, 56154, 57682, 60165, 63420, 66591, 73990, 80220, 84231, 86523, 88788, 93590, 95130, 110985, 112308, 115364, 120330, 133182, 140385, 144205, 147980, 168462, 173046, 187180, 190260, 201887, 221970, 240660, 259569, 266364, 280770, 288410, 332955, 336924, 346092, 403774, 421155, 432615, 443940, 519138, 561540, 576820, 605661, 665910, 807548, 842310, 865230, 1009435, 1038276, 1211322, 1297845, 1331820, 1413209, 1684620, 1730460, 1816983, 2018870, 2422644, 2595690, 2826418, 3028305, 3633966, 4037740, 4239627, 5191380, 5652836, 6056610, 7066045, 7267932, 8479254, 9084915, 12113220, 12718881, 14132090, 16958508, 18169830, 21198135, 25437762, 28264180, 36339660, 42396270, 50875524, 63594405, 84792540, 127188810, 254377620]

約数ペア:

[(1, 254377620), (2, 127188810), (3, 84792540), (4, 63594405), (5, 50875524), (6, 42396270), (7, 36339660), (9, 28264180), (10, 25437762), (12, 21198135), (14, 18169830), (15, 16958508), (18, 14132090), (20, 12718881), (21, 12113220), (28, 9084915), (30, 8479254), (35, 7267932), (36, 7066045), (42, 6056610), (45, 5652836), (49, 5191380), (60, 4239627), (63, 4037740), (70, 3633966), (84, 3028305), (90, 2826418), (98, 2595690), (105, 2422644), (126, 2018870), (140, 1816983), (147, 1730460), (151, 1684620), (180, 1413209), (191, 1331820), (196, 1297845), (210, 1211322), (245, 1038276), (252, 1009435), (294, 865230), (302, 842310), (315, 807548), (382, 665910), (420, 605661), (441, 576820), (453, 561540), (490, 519138), (573, 443940), (588, 432615), (604, 421155), (630, 403774), (735, 346092), (755, 336924), (764, 332955), (882, 288410), (906, 280770), (955, 266364), (980, 259569), (1057, 240660), (1146, 221970), (1260, 201887), (1337, 190260), (1359, 187180), (1470, 173046), (1510, 168462), (1719, 147980), (1764, 144205), (1812, 140385), (1910, 133182), (2114, 120330), (2205, 115364), (2265, 112308), (2292, 110985), (2674, 95130), (2718, 93590), (2865, 88788), (2940, 86523), (3020, 84231), (3171, 80220), (3438, 73990), (3820, 66591), (4011, 63420), (4228, 60165), (4410, 57682), (4530, 56154), (5285, 48132), (5348, 47565), (5436, 46795), (5730, 44394), (6342, 40110), (6685, 38052), (6795, 37436), (6876, 36995), (7399, 34380), (8022, 31710), (8595, 29596), (8820, 28841), (9060, 28077), (9359, 27180), (9513, 26740), (10570, 24066), (11460, 22197), (12033, 21140), (12684, 20055), (13370, 19026), (13590, 18718), (14798, 17190), (15855, 16044)]