260409240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7949}}^1$

素因数の和:7986

約数の個数: 192

約数和(自身を含む): 1041768000

約数和(自身を除く): 781358760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 7949, 8190, 10920, 15898, 16380, 23847, 31796, 32760, 39745, 47694, 55643, 63592, 71541, 79490, 95388, 103337, 111286, 119235, 143082, 158980, 166929, 190776, 206674, 222572, 238470, 278215, 286164, 310011, 317960, 333858, 357705, 413348, 445144, 476940, 500787, 516685, 556430, 572328, 620022, 667716, 715410, 723359, 826696, 834645, 930033, 953880, 1001574, 1033370, 1112860, 1240044, 1335432, 1430820, 1446718, 1550055, 1669290, 1860066, 2003148, 2066740, 2170077, 2225720, 2480088, 2503935, 2861640, 2893436, 3100110, 3338580, 3616795, 3720132, 4006296, 4133480, 4340154, 4650165, 5007870, 5786872, 6200220, 6510231, 6677160, 7233590, 7440264, 8680308, 9300330, 10015740, 10850385, 12400440, 13020462, 14467180, 17360616, 18600660, 20031480, 21700770, 26040924, 28934360, 32551155, 37201320, 43401540, 52081848, 65102310, 86803080, 130204620, 260409240]

約数ペア:

[(1, 260409240), (2, 130204620), (3, 86803080), (4, 65102310), (5, 52081848), (6, 43401540), (7, 37201320), (8, 32551155), (9, 28934360), (10, 26040924), (12, 21700770), (13, 20031480), (14, 18600660), (15, 17360616), (18, 14467180), (20, 13020462), (21, 12400440), (24, 10850385), (26, 10015740), (28, 9300330), (30, 8680308), (35, 7440264), (36, 7233590), (39, 6677160), (40, 6510231), (42, 6200220), (45, 5786872), (52, 5007870), (56, 4650165), (60, 4340154), (63, 4133480), (65, 4006296), (70, 3720132), (72, 3616795), (78, 3338580), (84, 3100110), (90, 2893436), (91, 2861640), (104, 2503935), (105, 2480088), (117, 2225720), (120, 2170077), (126, 2066740), (130, 2003148), (140, 1860066), (156, 1669290), (168, 1550055), (180, 1446718), (182, 1430820), (195, 1335432), (210, 1240044), (234, 1112860), (252, 1033370), (260, 1001574), (273, 953880), (280, 930033), (312, 834645), (315, 826696), (360, 723359), (364, 715410), (390, 667716), (420, 620022), (455, 572328), (468, 556430), (504, 516685), (520, 500787), (546, 476940), (585, 445144), (630, 413348), (728, 357705), (780, 333858), (819, 317960), (840, 310011), (910, 286164), (936, 278215), (1092, 238470), (1170, 222572), (1260, 206674), (1365, 190776), (1560, 166929), (1638, 158980), (1820, 143082), (2184, 119235), (2340, 111286), (2520, 103337), (2730, 95388), (3276, 79490), (3640, 71541), (4095, 63592), (4680, 55643), (5460, 47694), (6552, 39745), (7949, 32760), (8190, 31796), (10920, 23847), (15898, 16380)]