21671960130

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:498

約数の個数: 256

約数和(自身を含む): 61166016000

約数和(自身を除く): 39494055870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 89, 90, 135, 137, 145, 174, 178, 227, 261, 267, 270, 274, 290, 411, 435, 445, 454, 522, 534, 681, 685, 783, 801, 822, 870, 890, 1135, 1233, 1305, 1335, 1362, 1370, 1566, 1602, 2043, 2055, 2270, 2403, 2466, 2581, 2610, 2670, 3405, 3699, 3915, 3973, 4005, 4086, 4110, 4806, 5162, 6129, 6165, 6583, 6810, 7398, 7743, 7830, 7946, 8010, 10215, 11919, 12015, 12193, 12258, 12330, 12905, 13166, 15486, 18495, 19749, 19865, 20203, 20430, 23229, 23838, 24030, 24386, 25810, 30645, 31099, 32915, 35757, 36579, 36990, 38715, 39498, 39730, 40406, 46458, 59247, 59595, 60609, 60965, 61290, 62198, 65830, 69687, 71514, 73158, 77430, 93297, 98745, 101015, 107271, 109737, 116145, 118494, 119190, 121218, 121930, 139374, 155495, 177741, 178785, 181827, 182895, 186594, 197490, 202030, 214542, 219474, 232290, 279891, 296235, 303045, 310990, 329211, 348435, 353597, 355482, 357570, 363654, 365790, 466485, 536355, 545481, 548685, 559782, 585887, 592470, 606090, 658422, 696870, 707194, 839673, 888705, 901871, 909135, 932970, 1060791, 1072710, 1090962, 1097370, 1171774, 1399455, 1646055, 1679346, 1757661, 1767985, 1777410, 1803742, 1818270, 2121582, 2705613, 2727405, 2767811, 2798910, 2929435, 3182373, 3292110, 3515322, 3535970, 4198365, 4509355, 5272983, 5303955, 5411226, 5454810, 5535622, 5858870, 6364746, 8116839, 8303433, 8396730, 8788305, 9018710, 9547119, 10545966, 10607910, 13528065, 13839055, 15818949, 15911865, 16233678, 16606866, 17576610, 19094238, 24350517, 24910299, 26364915, 27056130, 27678110, 31637898, 31823730, 40584195, 41517165, 47735595, 48701034, 49820598, 52729830, 74730897, 79094745, 80266519, 81168390, 83034330, 95471190, 121752585, 124551495, 149461794, 158189490, 160533038, 240799557, 243505170, 249102990, 373654485, 401332595, 481599114, 722398671, 747308970, 802665190, 1203997785, 1444797342, 2167196013, 2407995570, 3611993355, 4334392026, 7223986710, 10835980065, 21671960130]

約数ペア:

[(1, 21671960130), (2, 10835980065), (3, 7223986710), (5, 4334392026), (6, 3611993355), (9, 2407995570), (10, 2167196013), (15, 1444797342), (18, 1203997785), (27, 802665190), (29, 747308970), (30, 722398671), (45, 481599114), (54, 401332595), (58, 373654485), (87, 249102990), (89, 243505170), (90, 240799557), (135, 160533038), (137, 158189490), (145, 149461794), (174, 124551495), (178, 121752585), (227, 95471190), (261, 83034330), (267, 81168390), (270, 80266519), (274, 79094745), (290, 74730897), (411, 52729830), (435, 49820598), (445, 48701034), (454, 47735595), (522, 41517165), (534, 40584195), (681, 31823730), (685, 31637898), (783, 27678110), (801, 27056130), (822, 26364915), (870, 24910299), (890, 24350517), (1135, 19094238), (1233, 17576610), (1305, 16606866), (1335, 16233678), (1362, 15911865), (1370, 15818949), (1566, 13839055), (1602, 13528065), (2043, 10607910), (2055, 10545966), (2270, 9547119), (2403, 9018710), (2466, 8788305), (2581, 8396730), (2610, 8303433), (2670, 8116839), (3405, 6364746), (3699, 5858870), (3915, 5535622), (3973, 5454810), (4005, 5411226), (4086, 5303955), (4110, 5272983), (4806, 4509355), (5162, 4198365), (6129, 3535970), (6165, 3515322), (6583, 3292110), (6810, 3182373), (7398, 2929435), (7743, 2798910), (7830, 2767811), (7946, 2727405), (8010, 2705613), (10215, 2121582), (11919, 1818270), (12015, 1803742), (12193, 1777410), (12258, 1767985), (12330, 1757661), (12905, 1679346), (13166, 1646055), (15486, 1399455), (18495, 1171774), (19749, 1097370), (19865, 1090962), (20203, 1072710), (20430, 1060791), (23229, 932970), (23838, 909135), (24030, 901871), (24386, 888705), (25810, 839673), (30645, 707194), (31099, 696870), (32915, 658422), (35757, 606090), (36579, 592470), (36990, 585887), (38715, 559782), (39498, 548685), (39730, 545481), (40406, 536355), (46458, 466485), (59247, 365790), (59595, 363654), (60609, 357570), (60965, 355482), (61290, 353597), (62198, 348435), (65830, 329211), (69687, 310990), (71514, 303045), (73158, 296235), (77430, 279891), (93297, 232290), (98745, 219474), (101015, 214542), (107271, 202030), (109737, 197490), (116145, 186594), (118494, 182895), (119190, 181827), (121218, 178785), (121930, 177741), (139374, 155495)]