1928219220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20327}}^1$

素因数の和:20390

約数の個数: 144

約数和(自身を含む): 6393074688

約数和(自身を除く): 4464855468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 45, 51, 60, 62, 68, 85, 90, 93, 102, 124, 153, 155, 170, 180, 186, 204, 255, 279, 306, 310, 340, 372, 465, 510, 527, 558, 612, 620, 765, 930, 1020, 1054, 1116, 1395, 1530, 1581, 1860, 2108, 2635, 2790, 3060, 3162, 4743, 5270, 5580, 6324, 7905, 9486, 10540, 15810, 18972, 20327, 23715, 31620, 40654, 47430, 60981, 81308, 94860, 101635, 121962, 182943, 203270, 243924, 304905, 345559, 365886, 406540, 609810, 630137, 691118, 731772, 914715, 1036677, 1219620, 1260274, 1382236, 1727795, 1829430, 1890411, 2073354, 2520548, 3110031, 3150685, 3455590, 3658860, 3780822, 4146708, 5183385, 5671233, 6220062, 6301370, 6911180, 7561644, 9452055, 10366770, 10712329, 11342466, 12440124, 12602740, 15550155, 18904110, 20733540, 21424658, 22684932, 28356165, 31100310, 32136987, 37808220, 42849316, 53561645, 56712330, 62200620, 64273974, 96410961, 107123290, 113424660, 128547948, 160684935, 192821922, 214246580, 321369870, 385643844, 482054805, 642739740, 964109610, 1928219220]

約数ペア:

[(1, 1928219220), (2, 964109610), (3, 642739740), (4, 482054805), (5, 385643844), (6, 321369870), (9, 214246580), (10, 192821922), (12, 160684935), (15, 128547948), (17, 113424660), (18, 107123290), (20, 96410961), (30, 64273974), (31, 62200620), (34, 56712330), (36, 53561645), (45, 42849316), (51, 37808220), (60, 32136987), (62, 31100310), (68, 28356165), (85, 22684932), (90, 21424658), (93, 20733540), (102, 18904110), (124, 15550155), (153, 12602740), (155, 12440124), (170, 11342466), (180, 10712329), (186, 10366770), (204, 9452055), (255, 7561644), (279, 6911180), (306, 6301370), (310, 6220062), (340, 5671233), (372, 5183385), (465, 4146708), (510, 3780822), (527, 3658860), (558, 3455590), (612, 3150685), (620, 3110031), (765, 2520548), (930, 2073354), (1020, 1890411), (1054, 1829430), (1116, 1727795), (1395, 1382236), (1530, 1260274), (1581, 1219620), (1860, 1036677), (2108, 914715), (2635, 731772), (2790, 691118), (3060, 630137), (3162, 609810), (4743, 406540), (5270, 365886), (5580, 345559), (6324, 304905), (7905, 243924), (9486, 203270), (10540, 182943), (15810, 121962), (18972, 101635), (20327, 94860), (23715, 81308), (31620, 60981), (40654, 47430)]