2146321890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2213

約数の個数: 144

約数和(自身を含む): 6082442496

約数和(自身を除く): 3936120606

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 31, 38, 45, 57, 62, 90, 93, 95, 114, 155, 171, 186, 190, 279, 285, 310, 342, 361, 465, 558, 570, 589, 722, 855, 930, 1083, 1178, 1395, 1710, 1767, 1805, 2131, 2166, 2790, 2945, 3249, 3534, 3610, 4262, 5301, 5415, 5890, 6393, 6498, 8835, 10602, 10655, 10830, 11191, 12786, 16245, 17670, 19179, 21310, 22382, 26505, 31965, 32490, 33573, 38358, 40489, 53010, 55955, 63930, 66061, 67146, 80978, 95895, 100719, 111910, 121467, 132122, 167865, 191790, 198183, 201438, 202445, 242934, 330305, 335730, 364401, 396366, 404890, 503595, 594549, 607335, 660610, 728802, 769291, 990915, 1007190, 1189098, 1214670, 1255159, 1538582, 1822005, 1981830, 2307873, 2510318, 2972745, 3644010, 3765477, 3846455, 4615746, 5945490, 6275795, 6923619, 7530954, 7692910, 11296431, 11539365, 12551590, 13847238, 18827385, 22592862, 23078730, 23848021, 34618095, 37654770, 47696042, 56482155, 69236190, 71544063, 112964310, 119240105, 143088126, 214632189, 238480210, 357720315, 429264378, 715440630, 1073160945, 2146321890]

約数ペア:

[(1, 2146321890), (2, 1073160945), (3, 715440630), (5, 429264378), (6, 357720315), (9, 238480210), (10, 214632189), (15, 143088126), (18, 119240105), (19, 112964310), (30, 71544063), (31, 69236190), (38, 56482155), (45, 47696042), (57, 37654770), (62, 34618095), (90, 23848021), (93, 23078730), (95, 22592862), (114, 18827385), (155, 13847238), (171, 12551590), (186, 11539365), (190, 11296431), (279, 7692910), (285, 7530954), (310, 6923619), (342, 6275795), (361, 5945490), (465, 4615746), (558, 3846455), (570, 3765477), (589, 3644010), (722, 2972745), (855, 2510318), (930, 2307873), (1083, 1981830), (1178, 1822005), (1395, 1538582), (1710, 1255159), (1767, 1214670), (1805, 1189098), (2131, 1007190), (2166, 990915), (2790, 769291), (2945, 728802), (3249, 660610), (3534, 607335), (3610, 594549), (4262, 503595), (5301, 404890), (5415, 396366), (5890, 364401), (6393, 335730), (6498, 330305), (8835, 242934), (10602, 202445), (10655, 201438), (10830, 198183), (11191, 191790), (12786, 167865), (16245, 132122), (17670, 121467), (19179, 111910), (21310, 100719), (22382, 95895), (26505, 80978), (31965, 67146), (32490, 66061), (33573, 63930), (38358, 55955), (40489, 53010)]