20237977980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{4561}}^1$

素因数の和:4679

約数の個数: 288

約数和(自身を含む): 70301806848

約数和(自身を除く): 50063828868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 83, 90, 99, 108, 110, 132, 135, 162, 165, 166, 180, 198, 220, 243, 249, 270, 297, 324, 330, 332, 396, 405, 415, 486, 495, 498, 540, 594, 660, 747, 810, 830, 891, 913, 972, 990, 996, 1188, 1215, 1245, 1485, 1494, 1620, 1660, 1782, 1826, 1980, 2241, 2430, 2490, 2673, 2739, 2970, 2988, 3564, 3652, 3735, 4455, 4482, 4561, 4565, 4860, 4980, 5346, 5478, 5940, 6723, 7470, 8217, 8910, 8964, 9122, 9130, 10692, 10956, 11205, 13365, 13446, 13683, 13695, 14940, 16434, 17820, 18244, 18260, 20169, 22410, 22805, 24651, 26730, 26892, 27366, 27390, 32868, 33615, 40338, 41049, 41085, 44820, 45610, 49302, 50171, 53460, 54732, 54780, 67230, 68415, 73953, 80676, 82098, 82170, 91220, 98604, 100342, 100845, 123147, 123255, 134460, 136830, 147906, 150513, 164196, 164340, 200684, 201690, 205245, 221859, 246294, 246510, 250855, 273660, 295812, 301026, 369441, 369765, 378563, 403380, 410490, 443718, 451539, 492588, 493020, 501710, 602052, 615735, 738882, 739530, 752565, 757126, 820980, 887436, 903078, 1003420, 1108323, 1109295, 1135689, 1231470, 1354617, 1477764, 1479060, 1505130, 1514252, 1806156, 1847205, 1892815, 2216646, 2218590, 2257695, 2271378, 2462940, 2709234, 3010260, 3407067, 3694410, 3785630, 4063851, 4164193, 4433292, 4437180, 4515390, 4542756, 5418468, 5541615, 5678445, 6773085, 6814134, 7388820, 7571260, 8127702, 8328386, 9030780, 10221201, 11083230, 11356890, 12191553, 12492579, 13546170, 13628268, 16255404, 16656772, 17035335, 20319255, 20442402, 20820965, 22166460, 22713780, 24383106, 24985158, 27092340, 30663603, 34070670, 37477737, 40638510, 40884804, 41641930, 48766212, 49970316, 51106005, 60957765, 61327206, 62462895, 68141340, 74955474, 81277020, 83283860, 91990809, 102212010, 112433211, 121915530, 122654412, 124925790, 149910948, 153318015, 183981618, 187388685, 204424020, 224866422, 243831060, 249851580, 306636030, 337299633, 367963236, 374777370, 449732844, 459954045, 562166055, 613272060, 674599266, 749554740, 919908090, 1011898899, 1124332110, 1349198532, 1686498165, 1839816180, 2023797798, 2248664220, 3372996330, 4047595596, 5059494495, 6745992660, 10118988990, 20237977980]

約数ペア:

[(1, 20237977980), (2, 10118988990), (3, 6745992660), (4, 5059494495), (5, 4047595596), (6, 3372996330), (9, 2248664220), (10, 2023797798), (11, 1839816180), (12, 1686498165), (15, 1349198532), (18, 1124332110), (20, 1011898899), (22, 919908090), (27, 749554740), (30, 674599266), (33, 613272060), (36, 562166055), (44, 459954045), (45, 449732844), (54, 374777370), (55, 367963236), (60, 337299633), (66, 306636030), (81, 249851580), (83, 243831060), (90, 224866422), (99, 204424020), (108, 187388685), (110, 183981618), (132, 153318015), (135, 149910948), (162, 124925790), (165, 122654412), (166, 121915530), (180, 112433211), (198, 102212010), (220, 91990809), (243, 83283860), (249, 81277020), (270, 74955474), (297, 68141340), (324, 62462895), (330, 61327206), (332, 60957765), (396, 51106005), (405, 49970316), (415, 48766212), (486, 41641930), (495, 40884804), (498, 40638510), (540, 37477737), (594, 34070670), (660, 30663603), (747, 27092340), (810, 24985158), (830, 24383106), (891, 22713780), (913, 22166460), (972, 20820965), (990, 20442402), (996, 20319255), (1188, 17035335), (1215, 16656772), (1245, 16255404), (1485, 13628268), (1494, 13546170), (1620, 12492579), (1660, 12191553), (1782, 11356890), (1826, 11083230), (1980, 10221201), (2241, 9030780), (2430, 8328386), (2490, 8127702), (2673, 7571260), (2739, 7388820), (2970, 6814134), (2988, 6773085), (3564, 5678445), (3652, 5541615), (3735, 5418468), (4455, 4542756), (4482, 4515390), (4561, 4437180), (4565, 4433292), (4860, 4164193), (4980, 4063851), (5346, 3785630), (5478, 3694410), (5940, 3407067), (6723, 3010260), (7470, 2709234), (8217, 2462940), (8910, 2271378), (8964, 2257695), (9122, 2218590), (9130, 2216646), (10692, 1892815), (10956, 1847205), (11205, 1806156), (13365, 1514252), (13446, 1505130), (13683, 1479060), (13695, 1477764), (14940, 1354617), (16434, 1231470), (17820, 1135689), (18244, 1109295), (18260, 1108323), (20169, 1003420), (22410, 903078), (22805, 887436), (24651, 820980), (26730, 757126), (26892, 752565), (27366, 739530), (27390, 738882), (32868, 615735), (33615, 602052), (40338, 501710), (41049, 493020), (41085, 492588), (44820, 451539), (45610, 443718), (49302, 410490), (50171, 403380), (53460, 378563), (54732, 369765), (54780, 369441), (67230, 301026), (68415, 295812), (73953, 273660), (80676, 250855), (82098, 246510), (82170, 246294), (91220, 221859), (98604, 205245), (100342, 201690), (100845, 200684), (123147, 164340), (123255, 164196), (134460, 150513), (136830, 147906)]