20193351990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:487

約数の個数: 256

約数和(自身を含む): 58188810240

約数和(自身を除く): 37995458250

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 109, 111, 113, 185, 210, 211, 218, 222, 226, 259, 327, 339, 370, 422, 518, 545, 555, 565, 633, 654, 678, 763, 777, 791, 1055, 1090, 1110, 1130, 1266, 1295, 1477, 1526, 1554, 1582, 1635, 1695, 2110, 2289, 2373, 2590, 2954, 3165, 3270, 3390, 3815, 3885, 3955, 4033, 4181, 4431, 4578, 4746, 6330, 7385, 7630, 7770, 7807, 7910, 8066, 8362, 8862, 11445, 11865, 12099, 12317, 12543, 14770, 15614, 20165, 20905, 22155, 22890, 22999, 23421, 23730, 23843, 24198, 24634, 25086, 28231, 29267, 36951, 39035, 40330, 41810, 44310, 45998, 46842, 47686, 54649, 56462, 58534, 60495, 61585, 62715, 68997, 71529, 73902, 78070, 84693, 86219, 87801, 109298, 114995, 117105, 119215, 120990, 123170, 125430, 137994, 141155, 143058, 146335, 160993, 163947, 166901, 169386, 172438, 175602, 184755, 229990, 234210, 238430, 258657, 273245, 282310, 292670, 321986, 327894, 333802, 344985, 357645, 369510, 423465, 431095, 439005, 455729, 482979, 500703, 517314, 546490, 689970, 715290, 804965, 819735, 834505, 846930, 850963, 862190, 878010, 882191, 911458, 965958, 1001406, 1293285, 1367187, 1609930, 1639470, 1669010, 1701926, 1764382, 2278645, 2414895, 2503515, 2552889, 2586570, 2598887, 2646573, 2734374, 3190103, 4254815, 4410955, 4557290, 4829790, 5007030, 5105778, 5197774, 5293146, 5956741, 6175337, 6380206, 6835935, 7796661, 8509630, 8821910, 9570309, 11913482, 12350674, 12764445, 12994435, 13232865, 13671870, 15593322, 15950515, 17870223, 18192209, 18526011, 19140618, 25528890, 25988870, 26465730, 29783705, 30876685, 31901030, 35740446, 36384418, 37052022, 38983305, 47851545, 54576627, 59567410, 61753370, 77966610, 89351115, 90961045, 92630055, 95703090, 96158819, 109153254, 178702230, 181922090, 185260110, 192317638, 272883135, 288476457, 480794095, 545766270, 576952914, 673111733, 961588190, 1346223466, 1442382285, 2019335199, 2884764570, 3365558665, 4038670398, 6731117330, 10096675995, 20193351990]

約数ペア:

[(1, 20193351990), (2, 10096675995), (3, 6731117330), (5, 4038670398), (6, 3365558665), (7, 2884764570), (10, 2019335199), (14, 1442382285), (15, 1346223466), (21, 961588190), (30, 673111733), (35, 576952914), (37, 545766270), (42, 480794095), (70, 288476457), (74, 272883135), (105, 192317638), (109, 185260110), (111, 181922090), (113, 178702230), (185, 109153254), (210, 96158819), (211, 95703090), (218, 92630055), (222, 90961045), (226, 89351115), (259, 77966610), (327, 61753370), (339, 59567410), (370, 54576627), (422, 47851545), (518, 38983305), (545, 37052022), (555, 36384418), (565, 35740446), (633, 31901030), (654, 30876685), (678, 29783705), (763, 26465730), (777, 25988870), (791, 25528890), (1055, 19140618), (1090, 18526011), (1110, 18192209), (1130, 17870223), (1266, 15950515), (1295, 15593322), (1477, 13671870), (1526, 13232865), (1554, 12994435), (1582, 12764445), (1635, 12350674), (1695, 11913482), (2110, 9570309), (2289, 8821910), (2373, 8509630), (2590, 7796661), (2954, 6835935), (3165, 6380206), (3270, 6175337), (3390, 5956741), (3815, 5293146), (3885, 5197774), (3955, 5105778), (4033, 5007030), (4181, 4829790), (4431, 4557290), (4578, 4410955), (4746, 4254815), (6330, 3190103), (7385, 2734374), (7630, 2646573), (7770, 2598887), (7807, 2586570), (7910, 2552889), (8066, 2503515), (8362, 2414895), (8862, 2278645), (11445, 1764382), (11865, 1701926), (12099, 1669010), (12317, 1639470), (12543, 1609930), (14770, 1367187), (15614, 1293285), (20165, 1001406), (20905, 965958), (22155, 911458), (22890, 882191), (22999, 878010), (23421, 862190), (23730, 850963), (23843, 846930), (24198, 834505), (24634, 819735), (25086, 804965), (28231, 715290), (29267, 689970), (36951, 546490), (39035, 517314), (40330, 500703), (41810, 482979), (44310, 455729), (45998, 439005), (46842, 431095), (47686, 423465), (54649, 369510), (56462, 357645), (58534, 344985), (60495, 333802), (61585, 327894), (62715, 321986), (68997, 292670), (71529, 282310), (73902, 273245), (78070, 258657), (84693, 238430), (86219, 234210), (87801, 229990), (109298, 184755), (114995, 175602), (117105, 172438), (119215, 169386), (120990, 166901), (123170, 163947), (125430, 160993), (137994, 146335), (141155, 143058)]