217645380

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2357}}^1$

素因数の和:2400

約数の個数: 144

約数和(自身を含む): 720982080

約数和(自身を除く): 503336700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 810, 855, 972, 1026, 1140, 1215, 1539, 1620, 1710, 2052, 2357, 2430, 2565, 3078, 3420, 4617, 4714, 4860, 5130, 6156, 7071, 7695, 9234, 9428, 10260, 11785, 14142, 15390, 18468, 21213, 23085, 23570, 28284, 30780, 35355, 42426, 44783, 46170, 47140, 63639, 70710, 84852, 89566, 92340, 106065, 127278, 134349, 141420, 179132, 190917, 212130, 223915, 254556, 268698, 318195, 381834, 403047, 424260, 447830, 537396, 572751, 636390, 671745, 763668, 806094, 895660, 954585, 1145502, 1209141, 1272780, 1343490, 1612188, 1909170, 2015235, 2291004, 2418282, 2686980, 2863755, 3627423, 3818340, 4030470, 4836564, 5727510, 6045705, 7254846, 8060940, 10882269, 11455020, 12091410, 14509692, 18137115, 21764538, 24182820, 36274230, 43529076, 54411345, 72548460, 108822690, 217645380]

約数ペア:

[(1, 217645380), (2, 108822690), (3, 72548460), (4, 54411345), (5, 43529076), (6, 36274230), (9, 24182820), (10, 21764538), (12, 18137115), (15, 14509692), (18, 12091410), (19, 11455020), (20, 10882269), (27, 8060940), (30, 7254846), (36, 6045705), (38, 5727510), (45, 4836564), (54, 4030470), (57, 3818340), (60, 3627423), (76, 2863755), (81, 2686980), (90, 2418282), (95, 2291004), (108, 2015235), (114, 1909170), (135, 1612188), (162, 1343490), (171, 1272780), (180, 1209141), (190, 1145502), (228, 954585), (243, 895660), (270, 806094), (285, 763668), (324, 671745), (342, 636390), (380, 572751), (405, 537396), (486, 447830), (513, 424260), (540, 403047), (570, 381834), (684, 318195), (810, 268698), (855, 254556), (972, 223915), (1026, 212130), (1140, 190917), (1215, 179132), (1539, 141420), (1620, 134349), (1710, 127278), (2052, 106065), (2357, 92340), (2430, 89566), (2565, 84852), (3078, 70710), (3420, 63639), (4617, 47140), (4714, 46170), (4860, 44783), (5130, 42426), (6156, 35355), (7071, 30780), (7695, 28284), (9234, 23570), (9428, 23085), (10260, 21213), (11785, 18468), (14142, 15390)]