40321800

素因数分解:

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

素因数の和:178

約数の個数: 240

約数和(自身を含む): 148539600

約数和(自身を除く): 108217800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 27, 30, 36, 38, 40, 45, 50, 54, 57, 60, 72, 75, 76, 81, 90, 95, 100, 108, 114, 120, 131, 135, 150, 152, 162, 171, 180, 190, 200, 216, 225, 228, 262, 270, 285, 300, 324, 342, 360, 380, 393, 405, 450, 456, 475, 513, 524, 540, 570, 600, 648, 655, 675, 684, 760, 786, 810, 855, 900, 950, 1026, 1048, 1080, 1140, 1179, 1310, 1350, 1368, 1425, 1539, 1572, 1620, 1710, 1800, 1900, 1965, 2025, 2052, 2280, 2358, 2489, 2565, 2620, 2700, 2850, 3078, 3144, 3240, 3275, 3420, 3537, 3800, 3930, 4050, 4104, 4275, 4716, 4978, 5130, 5240, 5400, 5700, 5895, 6156, 6550, 6840, 7074, 7467, 7695, 7860, 8100, 8550, 9432, 9825, 9956, 10260, 10611, 11400, 11790, 12312, 12445, 12825, 13100, 14148, 14934, 15390, 15720, 16200, 17100, 17685, 19650, 19912, 20520, 21222, 22401, 23580, 24890, 25650, 26200, 28296, 29475, 29868, 30780, 34200, 35370, 37335, 38475, 39300, 42444, 44802, 47160, 49780, 51300, 53055, 58950, 59736, 61560, 62225, 67203, 70740, 74670, 76950, 78600, 84888, 88425, 89604, 99560, 102600, 106110, 112005, 117900, 124450, 134406, 141480, 149340, 153900, 176850, 179208, 186675, 201609, 212220, 224010, 235800, 248900, 265275, 268812, 298680, 307800, 336015, 353700, 373350, 403218, 424440, 448020, 497800, 530550, 537624, 560025, 672030, 707400, 746700, 806436, 896040, 1008045, 1061100, 1120050, 1344060, 1493400, 1612872, 1680075, 2016090, 2122200, 2240100, 2688120, 3360150, 4032180, 4480200, 5040225, 6720300, 8064360, 10080450, 13440600, 20160900, 40321800]

約数ペア:

[(1, 40321800), (2, 20160900), (3, 13440600), (4, 10080450), (5, 8064360), (6, 6720300), (8, 5040225), (9, 4480200), (10, 4032180), (12, 3360150), (15, 2688120), (18, 2240100), (19, 2122200), (20, 2016090), (24, 1680075), (25, 1612872), (27, 1493400), (30, 1344060), (36, 1120050), (38, 1061100), (40, 1008045), (45, 896040), (50, 806436), (54, 746700), (57, 707400), (60, 672030), (72, 560025), (75, 537624), (76, 530550), (81, 497800), (90, 448020), (95, 424440), (100, 403218), (108, 373350), (114, 353700), (120, 336015), (131, 307800), (135, 298680), (150, 268812), (152, 265275), (162, 248900), (171, 235800), (180, 224010), (190, 212220), (200, 201609), (216, 186675), (225, 179208), (228, 176850), (262, 153900), (270, 149340), (285, 141480), (300, 134406), (324, 124450), (342, 117900), (360, 112005), (380, 106110), (393, 102600), (405, 99560), (450, 89604), (456, 88425), (475, 84888), (513, 78600), (524, 76950), (540, 74670), (570, 70740), (600, 67203), (648, 62225), (655, 61560), (675, 59736), (684, 58950), (760, 53055), (786, 51300), (810, 49780), (855, 47160), (900, 44802), (950, 42444), (1026, 39300), (1048, 38475), (1080, 37335), (1140, 35370), (1179, 34200), (1310, 30780), (1350, 29868), (1368, 29475), (1425, 28296), (1539, 26200), (1572, 25650), (1620, 24890), (1710, 23580), (1800, 22401), (1900, 21222), (1965, 20520), (2025, 19912), (2052, 19650), (2280, 17685), (2358, 17100), (2489, 16200), (2565, 15720), (2620, 15390), (2700, 14934), (2850, 14148), (3078, 13100), (3144, 12825), (3240, 12445), (3275, 12312), (3420, 11790), (3537, 11400), (3800, 10611), (3930, 10260), (4050, 9956), (4104, 9825), (4275, 9432), (4716, 8550), (4978, 8100), (5130, 7860), (5240, 7695), (5400, 7467), (5700, 7074), (5895, 6840), (6156, 6550)]