1605908880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1319}}^1$

素因数の和:1446

約数の個数: 240

約数和(自身を含む): 5745168000

約数和(自身を除く): 4139259120

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, 89, 90, 95, 114, 120, 144, 152, 171, 178, 180, 190, 228, 240, 267, 285, 304, 342, 356, 360, 380, 445, 456, 534, 570, 684, 712, 720, 760, 801, 855, 890, 912, 1068, 1140, 1319, 1335, 1368, 1424, 1520, 1602, 1691, 1710, 1780, 2136, 2280, 2638, 2670, 2736, 3204, 3382, 3420, 3560, 3957, 4005, 4272, 4560, 5073, 5276, 5340, 6408, 6595, 6764, 6840, 7120, 7914, 8010, 8455, 10146, 10552, 10680, 11871, 12816, 13190, 13528, 13680, 15219, 15828, 16020, 16910, 19785, 20292, 21104, 21360, 23742, 25061, 25365, 26380, 27056, 30438, 31656, 32040, 33820, 39570, 40584, 47484, 50122, 50730, 52760, 59355, 60876, 63312, 64080, 67640, 75183, 76095, 79140, 81168, 94968, 100244, 101460, 105520, 117391, 118710, 121752, 125305, 135280, 150366, 152190, 158280, 189936, 200488, 202920, 225549, 234782, 237420, 243504, 250610, 300732, 304380, 316560, 352173, 375915, 400976, 405840, 451098, 469564, 474840, 501220, 586955, 601464, 608760, 704346, 751830, 902196, 939128, 949680, 1002440, 1056519, 1127745, 1173910, 1202928, 1217520, 1408692, 1503660, 1760865, 1804392, 1878256, 2004880, 2113038, 2230429, 2255490, 2347820, 2817384, 3007320, 3521730, 3608784, 4226076, 4460858, 4510980, 4695640, 5282595, 5634768, 6014640, 6691287, 7043460, 8452152, 8921716, 9021960, 9391280, 10565190, 11152145, 13382574, 14086920, 16904304, 17843432, 18043920, 20073861, 21130380, 22304290, 26765148, 28173840, 33456435, 35686864, 40147722, 42260760, 44608580, 53530296, 66912870, 80295444, 84521520, 89217160, 100369305, 107060592, 133825740, 160590888, 178434320, 200738610, 267651480, 321181776, 401477220, 535302960, 802954440, 1605908880]

約数ペア:

[(1, 1605908880), (2, 802954440), (3, 535302960), (4, 401477220), (5, 321181776), (6, 267651480), (8, 200738610), (9, 178434320), (10, 160590888), (12, 133825740), (15, 107060592), (16, 100369305), (18, 89217160), (19, 84521520), (20, 80295444), (24, 66912870), (30, 53530296), (36, 44608580), (38, 42260760), (40, 40147722), (45, 35686864), (48, 33456435), (57, 28173840), (60, 26765148), (72, 22304290), (76, 21130380), (80, 20073861), (89, 18043920), (90, 17843432), (95, 16904304), (114, 14086920), (120, 13382574), (144, 11152145), (152, 10565190), (171, 9391280), (178, 9021960), (180, 8921716), (190, 8452152), (228, 7043460), (240, 6691287), (267, 6014640), (285, 5634768), (304, 5282595), (342, 4695640), (356, 4510980), (360, 4460858), (380, 4226076), (445, 3608784), (456, 3521730), (534, 3007320), (570, 2817384), (684, 2347820), (712, 2255490), (720, 2230429), (760, 2113038), (801, 2004880), (855, 1878256), (890, 1804392), (912, 1760865), (1068, 1503660), (1140, 1408692), (1319, 1217520), (1335, 1202928), (1368, 1173910), (1424, 1127745), (1520, 1056519), (1602, 1002440), (1691, 949680), (1710, 939128), (1780, 902196), (2136, 751830), (2280, 704346), (2638, 608760), (2670, 601464), (2736, 586955), (3204, 501220), (3382, 474840), (3420, 469564), (3560, 451098), (3957, 405840), (4005, 400976), (4272, 375915), (4560, 352173), (5073, 316560), (5276, 304380), (5340, 300732), (6408, 250610), (6595, 243504), (6764, 237420), (6840, 234782), (7120, 225549), (7914, 202920), (8010, 200488), (8455, 189936), (10146, 158280), (10552, 152190), (10680, 150366), (11871, 135280), (12816, 125305), (13190, 121752), (13528, 118710), (13680, 117391), (15219, 105520), (15828, 101460), (16020, 100244), (16910, 94968), (19785, 81168), (20292, 79140), (21104, 76095), (21360, 75183), (23742, 67640), (25061, 64080), (25365, 63312), (26380, 60876), (27056, 59355), (30438, 52760), (31656, 50730), (32040, 50122), (33820, 47484), (39570, 40584)]