16128720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:175

約数の個数: 200

約数和(自身を含む): 59415840

約数和(自身を除く): 43287120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 131, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 262, 270, 285, 304, 324, 342, 360, 380, 393, 405, 432, 456, 513, 524, 540, 570, 648, 655, 684, 720, 760, 786, 810, 855, 912, 1026, 1048, 1080, 1140, 1179, 1296, 1310, 1368, 1520, 1539, 1572, 1620, 1710, 1965, 2052, 2096, 2160, 2280, 2358, 2489, 2565, 2620, 2736, 3078, 3144, 3240, 3420, 3537, 3930, 4104, 4560, 4716, 4978, 5130, 5240, 5895, 6156, 6288, 6480, 6840, 7074, 7467, 7695, 7860, 8208, 9432, 9956, 10260, 10480, 10611, 11790, 12312, 12445, 13680, 14148, 14934, 15390, 15720, 17685, 18864, 19912, 20520, 21222, 22401, 23580, 24624, 24890, 28296, 29868, 30780, 31440, 35370, 37335, 39824, 41040, 42444, 44802, 47160, 49780, 53055, 56592, 59736, 61560, 67203, 70740, 74670, 84888, 89604, 94320, 99560, 106110, 112005, 119472, 123120, 134406, 141480, 149340, 169776, 179208, 199120, 201609, 212220, 224010, 268812, 282960, 298680, 336015, 358416, 403218, 424440, 448020, 537624, 597360, 672030, 806436, 848880, 896040, 1008045, 1075248, 1344060, 1612872, 1792080, 2016090, 2688120, 3225744, 4032180, 5376240, 8064360, 16128720]

約数ペア:

[(1, 16128720), (2, 8064360), (3, 5376240), (4, 4032180), (5, 3225744), (6, 2688120), (8, 2016090), (9, 1792080), (10, 1612872), (12, 1344060), (15, 1075248), (16, 1008045), (18, 896040), (19, 848880), (20, 806436), (24, 672030), (27, 597360), (30, 537624), (36, 448020), (38, 424440), (40, 403218), (45, 358416), (48, 336015), (54, 298680), (57, 282960), (60, 268812), (72, 224010), (76, 212220), (80, 201609), (81, 199120), (90, 179208), (95, 169776), (108, 149340), (114, 141480), (120, 134406), (131, 123120), (135, 119472), (144, 112005), (152, 106110), (162, 99560), (171, 94320), (180, 89604), (190, 84888), (216, 74670), (228, 70740), (240, 67203), (262, 61560), (270, 59736), (285, 56592), (304, 53055), (324, 49780), (342, 47160), (360, 44802), (380, 42444), (393, 41040), (405, 39824), (432, 37335), (456, 35370), (513, 31440), (524, 30780), (540, 29868), (570, 28296), (648, 24890), (655, 24624), (684, 23580), (720, 22401), (760, 21222), (786, 20520), (810, 19912), (855, 18864), (912, 17685), (1026, 15720), (1048, 15390), (1080, 14934), (1140, 14148), (1179, 13680), (1296, 12445), (1310, 12312), (1368, 11790), (1520, 10611), (1539, 10480), (1572, 10260), (1620, 9956), (1710, 9432), (1965, 8208), (2052, 7860), (2096, 7695), (2160, 7467), (2280, 7074), (2358, 6840), (2489, 6480), (2565, 6288), (2620, 6156), (2736, 5895), (3078, 5240), (3144, 5130), (3240, 4978), (3420, 4716), (3537, 4560), (3930, 4104)]