1909325340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26321}}^1$

素因数の和:26380

約数の個数: 144

約数和(自身を含む): 6438571776

約数和(自身を除く): 4529246436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 12090, 14508, 18135, 24180, 26321, 36270, 52642, 72540, 78963, 105284, 131605, 157926, 236889, 263210, 315852, 342173, 394815, 473778, 526420, 684346, 789630, 815951, 947556, 1026519, 1184445, 1368692, 1579260, 1631902, 1710865, 2053038, 2368890, 2447853, 3079557, 3263804, 3421730, 4079755, 4106076, 4737780, 4895706, 5132595, 6159114, 6843460, 7343559, 8159510, 9791412, 10265190, 10607363, 12239265, 12318228, 14687118, 15397785, 16319020, 20530380, 21214726, 24478530, 29374236, 30795570, 31822089, 36717795, 42429452, 48957060, 53036815, 61591140, 63644178, 73435590, 95466267, 106073630, 127288356, 146871180, 159110445, 190932534, 212147260, 318220890, 381865068, 477331335, 636441780, 954662670, 1909325340]

約数ペア:

[(1, 1909325340), (2, 954662670), (3, 636441780), (4, 477331335), (5, 381865068), (6, 318220890), (9, 212147260), (10, 190932534), (12, 159110445), (13, 146871180), (15, 127288356), (18, 106073630), (20, 95466267), (26, 73435590), (30, 63644178), (31, 61591140), (36, 53036815), (39, 48957060), (45, 42429452), (52, 36717795), (60, 31822089), (62, 30795570), (65, 29374236), (78, 24478530), (90, 21214726), (93, 20530380), (117, 16319020), (124, 15397785), (130, 14687118), (155, 12318228), (156, 12239265), (180, 10607363), (186, 10265190), (195, 9791412), (234, 8159510), (260, 7343559), (279, 6843460), (310, 6159114), (372, 5132595), (390, 4895706), (403, 4737780), (465, 4106076), (468, 4079755), (558, 3421730), (585, 3263804), (620, 3079557), (780, 2447853), (806, 2368890), (930, 2053038), (1116, 1710865), (1170, 1631902), (1209, 1579260), (1395, 1368692), (1612, 1184445), (1860, 1026519), (2015, 947556), (2340, 815951), (2418, 789630), (2790, 684346), (3627, 526420), (4030, 473778), (4836, 394815), (5580, 342173), (6045, 315852), (7254, 263210), (8060, 236889), (12090, 157926), (14508, 131605), (18135, 105284), (24180, 78963), (26321, 72540), (36270, 52642)]