221204340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:511

約数の個数: 288

約数和(自身を含む): 849139200

約数和(自身を除く): 627934860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 23, 28, 30, 34, 35, 36, 42, 45, 46, 51, 60, 63, 68, 69, 70, 84, 85, 90, 92, 102, 105, 115, 119, 126, 138, 140, 153, 161, 170, 180, 204, 207, 210, 230, 238, 252, 255, 276, 306, 315, 322, 340, 345, 357, 391, 414, 420, 449, 460, 476, 483, 510, 595, 612, 630, 644, 690, 714, 765, 782, 805, 828, 898, 966, 1020, 1035, 1071, 1173, 1190, 1260, 1347, 1380, 1428, 1449, 1530, 1564, 1610, 1785, 1796, 1932, 1955, 2070, 2142, 2245, 2346, 2380, 2415, 2694, 2737, 2898, 3060, 3143, 3220, 3519, 3570, 3910, 4041, 4140, 4284, 4490, 4692, 4830, 5355, 5388, 5474, 5796, 5865, 6286, 6735, 7038, 7140, 7245, 7633, 7820, 8082, 8211, 8980, 9429, 9660, 10327, 10710, 10948, 11730, 12572, 13470, 13685, 14076, 14490, 15266, 15715, 16164, 16422, 17595, 18858, 20205, 20654, 21420, 22899, 23460, 24633, 26940, 27370, 28287, 28980, 30532, 30981, 31430, 32844, 35190, 37716, 38165, 40410, 41055, 41308, 45798, 47145, 49266, 51635, 53431, 54740, 56574, 61962, 62860, 68697, 70380, 72289, 76330, 80820, 82110, 91596, 92943, 94290, 98532, 103270, 106862, 113148, 114495, 123165, 123924, 137394, 141435, 144578, 152660, 154905, 160293, 164220, 175559, 185886, 188580, 206540, 213724, 216867, 228990, 246330, 267155, 274788, 282870, 289156, 309810, 320586, 343485, 351118, 361445, 371772, 433734, 457980, 464715, 480879, 492660, 526677, 534310, 565740, 619620, 641172, 650601, 686970, 702236, 722890, 801465, 867468, 877795, 929430, 961758, 1053354, 1068620, 1084335, 1228913, 1301202, 1373940, 1445780, 1580031, 1602930, 1755590, 1858860, 1923516, 2106708, 2168670, 2404395, 2457826, 2602404, 2633385, 3160062, 3205860, 3253005, 3511180, 3686739, 4337340, 4808790, 4915652, 5266770, 6144565, 6320124, 6506010, 7373478, 7900155, 9617580, 10533540, 11060217, 12289130, 13012020, 14746956, 15800310, 18433695, 22120434, 24578260, 31600620, 36867390, 44240868, 55301085, 73734780, 110602170, 221204340]

約数ペア:

[(1, 221204340), (2, 110602170), (3, 73734780), (4, 55301085), (5, 44240868), (6, 36867390), (7, 31600620), (9, 24578260), (10, 22120434), (12, 18433695), (14, 15800310), (15, 14746956), (17, 13012020), (18, 12289130), (20, 11060217), (21, 10533540), (23, 9617580), (28, 7900155), (30, 7373478), (34, 6506010), (35, 6320124), (36, 6144565), (42, 5266770), (45, 4915652), (46, 4808790), (51, 4337340), (60, 3686739), (63, 3511180), (68, 3253005), (69, 3205860), (70, 3160062), (84, 2633385), (85, 2602404), (90, 2457826), (92, 2404395), (102, 2168670), (105, 2106708), (115, 1923516), (119, 1858860), (126, 1755590), (138, 1602930), (140, 1580031), (153, 1445780), (161, 1373940), (170, 1301202), (180, 1228913), (204, 1084335), (207, 1068620), (210, 1053354), (230, 961758), (238, 929430), (252, 877795), (255, 867468), (276, 801465), (306, 722890), (315, 702236), (322, 686970), (340, 650601), (345, 641172), (357, 619620), (391, 565740), (414, 534310), (420, 526677), (449, 492660), (460, 480879), (476, 464715), (483, 457980), (510, 433734), (595, 371772), (612, 361445), (630, 351118), (644, 343485), (690, 320586), (714, 309810), (765, 289156), (782, 282870), (805, 274788), (828, 267155), (898, 246330), (966, 228990), (1020, 216867), (1035, 213724), (1071, 206540), (1173, 188580), (1190, 185886), (1260, 175559), (1347, 164220), (1380, 160293), (1428, 154905), (1449, 152660), (1530, 144578), (1564, 141435), (1610, 137394), (1785, 123924), (1796, 123165), (1932, 114495), (1955, 113148), (2070, 106862), (2142, 103270), (2245, 98532), (2346, 94290), (2380, 92943), (2415, 91596), (2694, 82110), (2737, 80820), (2898, 76330), (3060, 72289), (3143, 70380), (3220, 68697), (3519, 62860), (3570, 61962), (3910, 56574), (4041, 54740), (4140, 53431), (4284, 51635), (4490, 49266), (4692, 47145), (4830, 45798), (5355, 41308), (5388, 41055), (5474, 40410), (5796, 38165), (5865, 37716), (6286, 35190), (6735, 32844), (7038, 31430), (7140, 30981), (7245, 30532), (7633, 28980), (7820, 28287), (8082, 27370), (8211, 26940), (8980, 24633), (9429, 23460), (9660, 22899), (10327, 21420), (10710, 20654), (10948, 20205), (11730, 18858), (12572, 17595), (13470, 16422), (13685, 16164), (14076, 15715), (14490, 15266)]