20878122384

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{1487}}^1\times {\mathrm{4643}}^1$

素因数の和:6154

約数の個数: 160

約数和(自身を含む): 68549898240

約数和(自身を除く): 47671775856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1487, 1512, 2974, 3024, 4461, 4643, 5948, 8922, 9286, 10409, 11896, 13383, 13929, 17844, 18572, 20818, 23792, 26766, 27858, 31227, 32501, 35688, 37144, 40149, 41636, 41787, 53532, 55716, 62454, 65002, 71376, 74288, 80298, 83272, 83574, 93681, 97503, 107064, 111432, 124908, 125361, 130004, 160596, 166544, 167148, 187362, 195006, 214128, 222864, 249816, 250722, 260008, 281043, 292509, 321192, 334296, 374724, 390012, 499632, 501444, 520016, 562086, 585018, 642384, 668592, 749448, 780024, 877527, 1002888, 1124172, 1170036, 1498896, 1560048, 1755054, 2005776, 2248344, 2340072, 3510108, 4496688, 4680144, 6904141, 7020216, 13808282, 14040432, 20712423, 27616564, 41424846, 48328987, 55233128, 62137269, 82849692, 96657974, 110466256, 124274538, 144986961, 165699384, 186411807, 193315948, 248549076, 289973922, 331398768, 372823614, 386631896, 434960883, 497098152, 579947844, 745647228, 773263792, 869921766, 994196304, 1159895688, 1304882649, 1491294456, 1739843532, 2319791376, 2609765298, 2982588912, 3479687064, 5219530596, 6959374128, 10439061192, 20878122384]

約数ペア:

[(1, 20878122384), (2, 10439061192), (3, 6959374128), (4, 5219530596), (6, 3479687064), (7, 2982588912), (8, 2609765298), (9, 2319791376), (12, 1739843532), (14, 1491294456), (16, 1304882649), (18, 1159895688), (21, 994196304), (24, 869921766), (27, 773263792), (28, 745647228), (36, 579947844), (42, 497098152), (48, 434960883), (54, 386631896), (56, 372823614), (63, 331398768), (72, 289973922), (84, 248549076), (108, 193315948), (112, 186411807), (126, 165699384), (144, 144986961), (168, 124274538), (189, 110466256), (216, 96657974), (252, 82849692), (336, 62137269), (378, 55233128), (432, 48328987), (504, 41424846), (756, 27616564), (1008, 20712423), (1487, 14040432), (1512, 13808282), (2974, 7020216), (3024, 6904141), (4461, 4680144), (4643, 4496688), (5948, 3510108), (8922, 2340072), (9286, 2248344), (10409, 2005776), (11896, 1755054), (13383, 1560048), (13929, 1498896), (17844, 1170036), (18572, 1124172), (20818, 1002888), (23792, 877527), (26766, 780024), (27858, 749448), (31227, 668592), (32501, 642384), (35688, 585018), (37144, 562086), (40149, 520016), (41636, 501444), (41787, 499632), (53532, 390012), (55716, 374724), (62454, 334296), (65002, 321192), (71376, 292509), (74288, 281043), (80298, 260008), (83272, 250722), (83574, 249816), (93681, 222864), (97503, 214128), (107064, 195006), (111432, 187362), (124908, 167148), (125361, 166544), (130004, 160596)]