1320936540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4027}}^1$

素因数の和:4128

約数の個数: 192

約数和(自身を含む): 4677378048

約数和(自身を除く): 3356441508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 71, 77, 84, 105, 110, 132, 140, 142, 154, 165, 210, 213, 220, 231, 284, 308, 330, 355, 385, 420, 426, 462, 497, 660, 710, 770, 781, 852, 924, 994, 1065, 1155, 1420, 1491, 1540, 1562, 1988, 2130, 2310, 2343, 2485, 2982, 3124, 3905, 4027, 4260, 4620, 4686, 4970, 5467, 5964, 7455, 7810, 8054, 9372, 9940, 10934, 11715, 12081, 14910, 15620, 16108, 16401, 20135, 21868, 23430, 24162, 27335, 28189, 29820, 32802, 40270, 44297, 46860, 48324, 54670, 56378, 60405, 65604, 80540, 82005, 84567, 88594, 109340, 112756, 120810, 132891, 140945, 164010, 169134, 177188, 221485, 241620, 265782, 281890, 285917, 310079, 328020, 338268, 422835, 442970, 531564, 563780, 571834, 620158, 664455, 845670, 857751, 885940, 930237, 1143668, 1240316, 1328910, 1429585, 1550395, 1691340, 1715502, 1860474, 2001419, 2657820, 2859170, 3100790, 3145087, 3431004, 3720948, 4002838, 4288755, 4651185, 5718340, 6004257, 6201580, 6290174, 8005676, 8577510, 9302370, 9435261, 10007095, 12008514, 12580348, 15725435, 17155020, 18604740, 18870522, 20014190, 22015609, 24017028, 30021285, 31450870, 37741044, 40028380, 44031218, 47176305, 60042570, 62901740, 66046827, 88062436, 94352610, 110078045, 120085140, 132093654, 188705220, 220156090, 264187308, 330234135, 440312180, 660468270, 1320936540]

約数ペア:

[(1, 1320936540), (2, 660468270), (3, 440312180), (4, 330234135), (5, 264187308), (6, 220156090), (7, 188705220), (10, 132093654), (11, 120085140), (12, 110078045), (14, 94352610), (15, 88062436), (20, 66046827), (21, 62901740), (22, 60042570), (28, 47176305), (30, 44031218), (33, 40028380), (35, 37741044), (42, 31450870), (44, 30021285), (55, 24017028), (60, 22015609), (66, 20014190), (70, 18870522), (71, 18604740), (77, 17155020), (84, 15725435), (105, 12580348), (110, 12008514), (132, 10007095), (140, 9435261), (142, 9302370), (154, 8577510), (165, 8005676), (210, 6290174), (213, 6201580), (220, 6004257), (231, 5718340), (284, 4651185), (308, 4288755), (330, 4002838), (355, 3720948), (385, 3431004), (420, 3145087), (426, 3100790), (462, 2859170), (497, 2657820), (660, 2001419), (710, 1860474), (770, 1715502), (781, 1691340), (852, 1550395), (924, 1429585), (994, 1328910), (1065, 1240316), (1155, 1143668), (1420, 930237), (1491, 885940), (1540, 857751), (1562, 845670), (1988, 664455), (2130, 620158), (2310, 571834), (2343, 563780), (2485, 531564), (2982, 442970), (3124, 422835), (3905, 338268), (4027, 328020), (4260, 310079), (4620, 285917), (4686, 281890), (4970, 265782), (5467, 241620), (5964, 221485), (7455, 177188), (7810, 169134), (8054, 164010), (9372, 140945), (9940, 132891), (10934, 120810), (11715, 112756), (12081, 109340), (14910, 88594), (15620, 84567), (16108, 82005), (16401, 80540), (20135, 65604), (21868, 60405), (23430, 56378), (24162, 54670), (27335, 48324), (28189, 46860), (29820, 44297), (32802, 40270)]