1820274480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{491}}^1$

素因数の和:800

約数の個数: 240

約数和(自身を含む): 6471728640

約数和(自身を除く): 4651454160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 271, 285, 304, 342, 360, 380, 456, 491, 542, 570, 684, 720, 760, 813, 855, 912, 982, 1084, 1140, 1355, 1368, 1473, 1520, 1626, 1710, 1964, 2168, 2280, 2439, 2455, 2710, 2736, 2946, 3252, 3420, 3928, 4065, 4336, 4419, 4560, 4878, 4910, 5149, 5420, 5892, 6504, 6840, 7365, 7856, 8130, 8838, 9329, 9756, 9820, 10298, 10840, 11784, 12195, 13008, 13680, 14730, 15447, 16260, 17676, 18658, 19512, 19640, 20596, 21680, 22095, 23568, 24390, 25745, 27987, 29460, 30894, 32520, 35352, 37316, 39024, 39280, 41192, 44190, 46341, 46645, 48780, 51490, 55974, 58920, 61788, 65040, 70704, 74632, 77235, 82384, 83961, 88380, 92682, 93290, 97560, 102980, 111948, 117840, 123576, 133061, 139935, 149264, 154470, 167922, 176760, 185364, 186580, 195120, 205960, 223896, 231705, 247152, 266122, 279870, 308940, 335844, 353520, 370728, 373160, 399183, 411920, 419805, 447792, 463410, 532244, 559740, 617880, 665305, 671688, 741456, 746320, 798366, 839610, 926820, 1064488, 1119480, 1197549, 1235760, 1330610, 1343376, 1596732, 1679220, 1853640, 1995915, 2128976, 2238960, 2395098, 2528159, 2661220, 3193464, 3358440, 3707280, 3991830, 4790196, 5056318, 5322440, 5987745, 6386928, 6716880, 7584477, 7983660, 9580392, 10112636, 10644880, 11975490, 12640795, 15168954, 15967320, 19160784, 20225272, 22753431, 23950980, 25281590, 30337908, 31934640, 37922385, 40450544, 45506862, 47901960, 50563180, 60675816, 75844770, 91013724, 95803920, 101126360, 113767155, 121351632, 151689540, 182027448, 202252720, 227534310, 303379080, 364054896, 455068620, 606758160, 910137240, 1820274480]

約数ペア:

[(1, 1820274480), (2, 910137240), (3, 606758160), (4, 455068620), (5, 364054896), (6, 303379080), (8, 227534310), (9, 202252720), (10, 182027448), (12, 151689540), (15, 121351632), (16, 113767155), (18, 101126360), (19, 95803920), (20, 91013724), (24, 75844770), (30, 60675816), (36, 50563180), (38, 47901960), (40, 45506862), (45, 40450544), (48, 37922385), (57, 31934640), (60, 30337908), (72, 25281590), (76, 23950980), (80, 22753431), (90, 20225272), (95, 19160784), (114, 15967320), (120, 15168954), (144, 12640795), (152, 11975490), (171, 10644880), (180, 10112636), (190, 9580392), (228, 7983660), (240, 7584477), (271, 6716880), (285, 6386928), (304, 5987745), (342, 5322440), (360, 5056318), (380, 4790196), (456, 3991830), (491, 3707280), (542, 3358440), (570, 3193464), (684, 2661220), (720, 2528159), (760, 2395098), (813, 2238960), (855, 2128976), (912, 1995915), (982, 1853640), (1084, 1679220), (1140, 1596732), (1355, 1343376), (1368, 1330610), (1473, 1235760), (1520, 1197549), (1626, 1119480), (1710, 1064488), (1964, 926820), (2168, 839610), (2280, 798366), (2439, 746320), (2455, 741456), (2710, 671688), (2736, 665305), (2946, 617880), (3252, 559740), (3420, 532244), (3928, 463410), (4065, 447792), (4336, 419805), (4419, 411920), (4560, 399183), (4878, 373160), (4910, 370728), (5149, 353520), (5420, 335844), (5892, 308940), (6504, 279870), (6840, 266122), (7365, 247152), (7856, 231705), (8130, 223896), (8838, 205960), (9329, 195120), (9756, 186580), (9820, 185364), (10298, 176760), (10840, 167922), (11784, 154470), (12195, 149264), (13008, 139935), (13680, 133061), (14730, 123576), (15447, 117840), (16260, 111948), (17676, 102980), (18658, 97560), (19512, 93290), (19640, 92682), (20596, 88380), (21680, 83961), (22095, 82384), (23568, 77235), (24390, 74632), (25745, 70704), (27987, 65040), (29460, 61788), (30894, 58920), (32520, 55974), (35352, 51490), (37316, 48780), (39024, 46645), (39280, 46341), (41192, 44190)]