1909589580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:490

約数の個数: 240

約数和(自身を含む): 6225246720

約数和(自身を除く): 4315657140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 79, 81, 86, 90, 108, 129, 135, 158, 162, 172, 180, 215, 237, 258, 270, 316, 324, 347, 387, 395, 405, 430, 474, 516, 540, 645, 694, 711, 774, 790, 810, 860, 948, 1041, 1161, 1185, 1290, 1388, 1422, 1548, 1580, 1620, 1735, 1935, 2082, 2133, 2322, 2370, 2580, 2844, 3123, 3397, 3470, 3483, 3555, 3870, 4164, 4266, 4644, 4740, 5205, 5805, 6246, 6399, 6794, 6940, 6966, 7110, 7740, 8532, 9369, 10191, 10410, 10665, 11610, 12492, 12798, 13588, 13932, 14220, 14921, 15615, 16985, 17415, 18738, 20382, 20820, 21330, 23220, 25596, 27413, 28107, 29842, 30573, 31230, 31995, 33970, 34830, 37476, 40764, 42660, 44763, 46845, 50955, 54826, 56214, 59684, 61146, 62460, 63990, 67940, 69660, 74605, 82239, 89526, 91719, 93690, 101910, 109652, 112428, 122292, 127980, 134289, 137065, 140535, 149210, 152865, 164478, 179052, 183438, 187380, 203820, 223815, 246717, 268578, 274130, 275157, 281070, 298420, 305730, 328956, 366876, 402867, 411195, 447630, 458595, 493434, 537156, 548260, 550314, 562140, 611460, 671445, 740151, 805734, 822390, 895260, 917190, 986868, 1100628, 1178759, 1208601, 1233585, 1342890, 1375785, 1480302, 1611468, 1644780, 1834380, 2014335, 2220453, 2357518, 2417202, 2467170, 2685780, 2751570, 2960604, 3536277, 3700755, 4028670, 4440906, 4715036, 4834404, 4934340, 5503140, 5893795, 6043005, 7072554, 7401510, 8057340, 8881812, 10608831, 11102265, 11787590, 12086010, 14145108, 14803020, 17681385, 21217662, 22204530, 23575180, 24172020, 31826493, 35362770, 42435324, 44409060, 53044155, 63652986, 70725540, 95479479, 106088310, 127305972, 159132465, 190958958, 212176620, 318264930, 381917916, 477397395, 636529860, 954794790, 1909589580]

約数ペア:

[(1, 1909589580), (2, 954794790), (3, 636529860), (4, 477397395), (5, 381917916), (6, 318264930), (9, 212176620), (10, 190958958), (12, 159132465), (15, 127305972), (18, 106088310), (20, 95479479), (27, 70725540), (30, 63652986), (36, 53044155), (43, 44409060), (45, 42435324), (54, 35362770), (60, 31826493), (79, 24172020), (81, 23575180), (86, 22204530), (90, 21217662), (108, 17681385), (129, 14803020), (135, 14145108), (158, 12086010), (162, 11787590), (172, 11102265), (180, 10608831), (215, 8881812), (237, 8057340), (258, 7401510), (270, 7072554), (316, 6043005), (324, 5893795), (347, 5503140), (387, 4934340), (395, 4834404), (405, 4715036), (430, 4440906), (474, 4028670), (516, 3700755), (540, 3536277), (645, 2960604), (694, 2751570), (711, 2685780), (774, 2467170), (790, 2417202), (810, 2357518), (860, 2220453), (948, 2014335), (1041, 1834380), (1161, 1644780), (1185, 1611468), (1290, 1480302), (1388, 1375785), (1422, 1342890), (1548, 1233585), (1580, 1208601), (1620, 1178759), (1735, 1100628), (1935, 986868), (2082, 917190), (2133, 895260), (2322, 822390), (2370, 805734), (2580, 740151), (2844, 671445), (3123, 611460), (3397, 562140), (3470, 550314), (3483, 548260), (3555, 537156), (3870, 493434), (4164, 458595), (4266, 447630), (4644, 411195), (4740, 402867), (5205, 366876), (5805, 328956), (6246, 305730), (6399, 298420), (6794, 281070), (6940, 275157), (6966, 274130), (7110, 268578), (7740, 246717), (8532, 223815), (9369, 203820), (10191, 187380), (10410, 183438), (10665, 179052), (11610, 164478), (12492, 152865), (12798, 149210), (13588, 140535), (13932, 137065), (14220, 134289), (14921, 127980), (15615, 122292), (16985, 112428), (17415, 109652), (18738, 101910), (20382, 93690), (20820, 91719), (21330, 89526), (23220, 82239), (25596, 74605), (27413, 69660), (28107, 67940), (29842, 63990), (30573, 62460), (31230, 61146), (31995, 59684), (33970, 56214), (34830, 54826), (37476, 50955), (40764, 46845), (42660, 44763)]