20345492790

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{1229}}^1$

素因数の和:1732

約数の個数: 256

約数和(自身を含む): 65463552000

約数和(自身を除く): 45118059210

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 90, 95, 105, 114, 126, 133, 135, 171, 189, 190, 210, 266, 270, 285, 315, 342, 378, 399, 461, 513, 570, 630, 665, 798, 855, 922, 945, 1026, 1197, 1229, 1330, 1383, 1710, 1890, 1995, 2305, 2394, 2458, 2565, 2766, 3227, 3591, 3687, 3990, 4149, 4610, 5130, 5985, 6145, 6454, 6915, 7182, 7374, 8298, 8603, 8759, 9681, 11061, 11970, 12290, 12447, 13830, 16135, 17206, 17518, 17955, 18435, 19362, 20745, 22122, 23351, 24894, 25809, 26277, 29043, 32270, 33183, 35910, 36870, 41490, 43015, 43795, 46702, 48405, 51618, 52554, 55305, 58086, 61313, 62235, 66366, 70053, 77427, 78831, 86030, 87129, 87590, 96810, 110610, 116755, 122626, 124470, 129045, 131385, 140106, 145215, 154854, 157662, 163457, 165915, 174258, 183939, 210159, 232281, 233510, 236493, 258090, 262770, 290430, 306565, 326914, 331830, 350265, 367878, 387135, 394155, 420318, 435645, 464562, 472986, 490371, 551817, 566569, 613130, 630477, 700530, 774270, 788310, 817285, 871290, 919695, 980742, 1050795, 1103634, 1133138, 1161405, 1182465, 1260954, 1471113, 1634570, 1655451, 1699707, 1839390, 2101590, 2322810, 2364930, 2451855, 2759085, 2832845, 2942226, 3152385, 3310902, 3399414, 3965983, 4413339, 4903710, 5099121, 5518170, 5665690, 6304770, 7355565, 7931966, 8277255, 8498535, 8826678, 10198242, 10764811, 11897949, 14711130, 15297363, 16554510, 16997070, 19829915, 21529622, 22066695, 23795898, 25495605, 30594726, 32294433, 35693847, 39659830, 44133390, 50991210, 53824055, 59489745, 64588866, 71387694, 75353677, 76486815, 96883299, 107081541, 107648110, 118979490, 150707354, 152973630, 161472165, 178469235, 193766598, 214163082, 226061031, 290649897, 322944330, 356938470, 376768385, 452122062, 484416495, 535407705, 581299794, 678183093, 753536770, 968832990, 1070815410, 1130305155, 1356366186, 1453249485, 2034549279, 2260610310, 2906498970, 3390915465, 4069098558, 6781830930, 10172746395, 20345492790]

約数ペア:

[(1, 20345492790), (2, 10172746395), (3, 6781830930), (5, 4069098558), (6, 3390915465), (7, 2906498970), (9, 2260610310), (10, 2034549279), (14, 1453249485), (15, 1356366186), (18, 1130305155), (19, 1070815410), (21, 968832990), (27, 753536770), (30, 678183093), (35, 581299794), (38, 535407705), (42, 484416495), (45, 452122062), (54, 376768385), (57, 356938470), (63, 322944330), (70, 290649897), (90, 226061031), (95, 214163082), (105, 193766598), (114, 178469235), (126, 161472165), (133, 152973630), (135, 150707354), (171, 118979490), (189, 107648110), (190, 107081541), (210, 96883299), (266, 76486815), (270, 75353677), (285, 71387694), (315, 64588866), (342, 59489745), (378, 53824055), (399, 50991210), (461, 44133390), (513, 39659830), (570, 35693847), (630, 32294433), (665, 30594726), (798, 25495605), (855, 23795898), (922, 22066695), (945, 21529622), (1026, 19829915), (1197, 16997070), (1229, 16554510), (1330, 15297363), (1383, 14711130), (1710, 11897949), (1890, 10764811), (1995, 10198242), (2305, 8826678), (2394, 8498535), (2458, 8277255), (2565, 7931966), (2766, 7355565), (3227, 6304770), (3591, 5665690), (3687, 5518170), (3990, 5099121), (4149, 4903710), (4610, 4413339), (5130, 3965983), (5985, 3399414), (6145, 3310902), (6454, 3152385), (6915, 2942226), (7182, 2832845), (7374, 2759085), (8298, 2451855), (8603, 2364930), (8759, 2322810), (9681, 2101590), (11061, 1839390), (11970, 1699707), (12290, 1655451), (12447, 1634570), (13830, 1471113), (16135, 1260954), (17206, 1182465), (17518, 1161405), (17955, 1133138), (18435, 1103634), (19362, 1050795), (20745, 980742), (22122, 919695), (23351, 871290), (24894, 817285), (25809, 788310), (26277, 774270), (29043, 700530), (32270, 630477), (33183, 613130), (35910, 566569), (36870, 551817), (41490, 490371), (43015, 472986), (43795, 464562), (46702, 435645), (48405, 420318), (51618, 394155), (52554, 387135), (55305, 367878), (58086, 350265), (61313, 331830), (62235, 326914), (66366, 306565), (70053, 290430), (77427, 262770), (78831, 258090), (86030, 236493), (87129, 233510), (87590, 232281), (96810, 210159), (110610, 183939), (116755, 174258), (122626, 165915), (124470, 163457), (129045, 157662), (131385, 154854), (140106, 145215)]