20194999160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{3187}}^1$

素因数の和:3326

約数の個数: 192

約数和(自身を含む): 54754665120

約数和(自身を除く): 34559665960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 53, 56, 61, 70, 98, 106, 122, 140, 196, 212, 244, 245, 265, 280, 305, 371, 392, 424, 427, 488, 490, 530, 610, 742, 854, 980, 1060, 1220, 1484, 1708, 1855, 1960, 2120, 2135, 2440, 2597, 2968, 2989, 3187, 3233, 3416, 3710, 4270, 5194, 5978, 6374, 6466, 7420, 8540, 10388, 11956, 12748, 12932, 12985, 14840, 14945, 15935, 16165, 17080, 20776, 22309, 22631, 23912, 25496, 25864, 25970, 29890, 31870, 32330, 44618, 45262, 51940, 59780, 63740, 64660, 89236, 90524, 103880, 111545, 113155, 119560, 127480, 129320, 156163, 158417, 168911, 178472, 181048, 194407, 223090, 226310, 312326, 316834, 337822, 388814, 446180, 452620, 624652, 633668, 675644, 777628, 780815, 792085, 844555, 892360, 905240, 972035, 1182377, 1249304, 1267336, 1351288, 1360849, 1555256, 1561630, 1584170, 1689110, 1944070, 2364754, 2721698, 3123260, 3168340, 3378220, 3888140, 4729508, 5443396, 5911885, 6246520, 6336680, 6756440, 6804245, 7776280, 8276639, 9459016, 9525943, 10303571, 10886792, 11823770, 13608490, 16553278, 19051886, 20607142, 23647540, 27216980, 33106556, 38103772, 41214284, 41383195, 47295080, 47629715, 51517855, 54433960, 66213112, 72124997, 76207544, 82428568, 82766390, 95259430, 103035710, 144249994, 165532780, 190518860, 206071420, 288499988, 331065560, 360624985, 381037720, 412142840, 504874979, 576999976, 721249970, 1009749958, 1442499940, 2019499916, 2524374895, 2884999880, 4038999832, 5048749790, 10097499580, 20194999160]

約数ペア:

[(1, 20194999160), (2, 10097499580), (4, 5048749790), (5, 4038999832), (7, 2884999880), (8, 2524374895), (10, 2019499916), (14, 1442499940), (20, 1009749958), (28, 721249970), (35, 576999976), (40, 504874979), (49, 412142840), (53, 381037720), (56, 360624985), (61, 331065560), (70, 288499988), (98, 206071420), (106, 190518860), (122, 165532780), (140, 144249994), (196, 103035710), (212, 95259430), (244, 82766390), (245, 82428568), (265, 76207544), (280, 72124997), (305, 66213112), (371, 54433960), (392, 51517855), (424, 47629715), (427, 47295080), (488, 41383195), (490, 41214284), (530, 38103772), (610, 33106556), (742, 27216980), (854, 23647540), (980, 20607142), (1060, 19051886), (1220, 16553278), (1484, 13608490), (1708, 11823770), (1855, 10886792), (1960, 10303571), (2120, 9525943), (2135, 9459016), (2440, 8276639), (2597, 7776280), (2968, 6804245), (2989, 6756440), (3187, 6336680), (3233, 6246520), (3416, 5911885), (3710, 5443396), (4270, 4729508), (5194, 3888140), (5978, 3378220), (6374, 3168340), (6466, 3123260), (7420, 2721698), (8540, 2364754), (10388, 1944070), (11956, 1689110), (12748, 1584170), (12932, 1561630), (12985, 1555256), (14840, 1360849), (14945, 1351288), (15935, 1267336), (16165, 1249304), (17080, 1182377), (20776, 972035), (22309, 905240), (22631, 892360), (23912, 844555), (25496, 792085), (25864, 780815), (25970, 777628), (29890, 675644), (31870, 633668), (32330, 624652), (44618, 452620), (45262, 446180), (51940, 388814), (59780, 337822), (63740, 316834), (64660, 312326), (89236, 226310), (90524, 223090), (103880, 194407), (111545, 181048), (113155, 178472), (119560, 168911), (127480, 158417), (129320, 156163)]