221045220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 288

約数和(自身を含む): 804384000

約数和(自身を除く): 583338780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 27, 30, 33, 34, 36, 44, 45, 51, 54, 55, 60, 66, 68, 85, 90, 99, 102, 108, 110, 121, 132, 135, 153, 165, 170, 180, 187, 198, 199, 204, 220, 242, 255, 270, 297, 306, 330, 340, 363, 374, 396, 398, 459, 484, 495, 510, 540, 561, 594, 597, 605, 612, 660, 726, 748, 765, 796, 918, 935, 990, 995, 1020, 1089, 1122, 1188, 1194, 1210, 1452, 1485, 1530, 1683, 1791, 1815, 1836, 1870, 1980, 1990, 2057, 2178, 2189, 2244, 2295, 2388, 2420, 2805, 2970, 2985, 3060, 3267, 3366, 3383, 3582, 3630, 3740, 3980, 4114, 4356, 4378, 4590, 5049, 5373, 5445, 5610, 5940, 5970, 6171, 6534, 6567, 6732, 6766, 7164, 7260, 8228, 8415, 8756, 8955, 9180, 10098, 10149, 10285, 10746, 10890, 10945, 11220, 11940, 12342, 13068, 13134, 13532, 16335, 16830, 16915, 17910, 18513, 19701, 20196, 20298, 20570, 21492, 21780, 21890, 24079, 24684, 25245, 26268, 26865, 30447, 30855, 32670, 32835, 33660, 33830, 35820, 37026, 37213, 39402, 40596, 41140, 43780, 48158, 50490, 50745, 53730, 55539, 59103, 60894, 61710, 65340, 65670, 67660, 72237, 74052, 74426, 78804, 91341, 92565, 96316, 98505, 100980, 101490, 107460, 111078, 111639, 118206, 120395, 121788, 123420, 131340, 144474, 148852, 152235, 182682, 185130, 186065, 197010, 202980, 216711, 222156, 223278, 236412, 240790, 277695, 288948, 295515, 304470, 334917, 361185, 365364, 370260, 372130, 394020, 409343, 433422, 446556, 456705, 481580, 555390, 558195, 591030, 608940, 650133, 669834, 722370, 744260, 818686, 866844, 913410, 1004751, 1083555, 1110780, 1116390, 1182060, 1228029, 1300266, 1339668, 1444740, 1637372, 1674585, 1826820, 2009502, 2046715, 2167110, 2232780, 2456058, 2600532, 3250665, 3349170, 3684087, 4019004, 4093430, 4334220, 4912116, 5023755, 6140145, 6501330, 6698340, 7368174, 8186860, 10047510, 11052261, 12280290, 13002660, 14736348, 18420435, 20095020, 22104522, 24560580, 36840870, 44209044, 55261305, 73681740, 110522610, 221045220]

約数ペア:

[(1, 221045220), (2, 110522610), (3, 73681740), (4, 55261305), (5, 44209044), (6, 36840870), (9, 24560580), (10, 22104522), (11, 20095020), (12, 18420435), (15, 14736348), (17, 13002660), (18, 12280290), (20, 11052261), (22, 10047510), (27, 8186860), (30, 7368174), (33, 6698340), (34, 6501330), (36, 6140145), (44, 5023755), (45, 4912116), (51, 4334220), (54, 4093430), (55, 4019004), (60, 3684087), (66, 3349170), (68, 3250665), (85, 2600532), (90, 2456058), (99, 2232780), (102, 2167110), (108, 2046715), (110, 2009502), (121, 1826820), (132, 1674585), (135, 1637372), (153, 1444740), (165, 1339668), (170, 1300266), (180, 1228029), (187, 1182060), (198, 1116390), (199, 1110780), (204, 1083555), (220, 1004751), (242, 913410), (255, 866844), (270, 818686), (297, 744260), (306, 722370), (330, 669834), (340, 650133), (363, 608940), (374, 591030), (396, 558195), (398, 555390), (459, 481580), (484, 456705), (495, 446556), (510, 433422), (540, 409343), (561, 394020), (594, 372130), (597, 370260), (605, 365364), (612, 361185), (660, 334917), (726, 304470), (748, 295515), (765, 288948), (796, 277695), (918, 240790), (935, 236412), (990, 223278), (995, 222156), (1020, 216711), (1089, 202980), (1122, 197010), (1188, 186065), (1194, 185130), (1210, 182682), (1452, 152235), (1485, 148852), (1530, 144474), (1683, 131340), (1791, 123420), (1815, 121788), (1836, 120395), (1870, 118206), (1980, 111639), (1990, 111078), (2057, 107460), (2178, 101490), (2189, 100980), (2244, 98505), (2295, 96316), (2388, 92565), (2420, 91341), (2805, 78804), (2970, 74426), (2985, 74052), (3060, 72237), (3267, 67660), (3366, 65670), (3383, 65340), (3582, 61710), (3630, 60894), (3740, 59103), (3980, 55539), (4114, 53730), (4356, 50745), (4378, 50490), (4590, 48158), (5049, 43780), (5373, 41140), (5445, 40596), (5610, 39402), (5940, 37213), (5970, 37026), (6171, 35820), (6534, 33830), (6567, 33660), (6732, 32835), (6766, 32670), (7164, 30855), (7260, 30447), (8228, 26865), (8415, 26268), (8756, 25245), (8955, 24684), (9180, 24079), (10098, 21890), (10149, 21780), (10285, 21492), (10746, 20570), (10890, 20298), (10945, 20196), (11220, 19701), (11940, 18513), (12342, 17910), (13068, 16915), (13134, 16830), (13532, 16335)]