20684084940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{6829}}^1$

素因数の和:6997

約数の個数: 192

約数和(自身を含む): 66092544000

約数和(自身を除く): 45408459060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 79, 90, 108, 135, 142, 158, 180, 213, 237, 270, 284, 316, 355, 395, 426, 474, 540, 639, 710, 711, 790, 852, 948, 1065, 1185, 1278, 1420, 1422, 1580, 1917, 2130, 2133, 2370, 2556, 2844, 3195, 3555, 3834, 4260, 4266, 4740, 5609, 6390, 6829, 7110, 7668, 8532, 9585, 10665, 11218, 12780, 13658, 14220, 16827, 19170, 20487, 21330, 22436, 27316, 28045, 33654, 34145, 38340, 40974, 42660, 50481, 56090, 61461, 67308, 68290, 81948, 84135, 100962, 102435, 112180, 122922, 136580, 151443, 168270, 184383, 201924, 204870, 245844, 252405, 302886, 307305, 336540, 368766, 409740, 484859, 504810, 539491, 605772, 614610, 737532, 757215, 921915, 969718, 1009620, 1078982, 1229220, 1454577, 1514430, 1618473, 1843830, 1939436, 2157964, 2424295, 2697455, 2909154, 3028860, 3236946, 3687660, 4363731, 4848590, 4855419, 5394910, 5818308, 6473892, 7272885, 8092365, 8727462, 9697180, 9710838, 10789820, 13091193, 14545770, 14566257, 16184730, 17454924, 19421676, 21818655, 24277095, 26182386, 29091540, 29132514, 32369460, 38303861, 43637310, 48554190, 52364772, 58265028, 65455965, 72831285, 76607722, 87274620, 97108380, 114911583, 130911930, 145662570, 153215444, 191519305, 229823166, 261823860, 291325140, 344734749, 383038610, 459646332, 574557915, 689469498, 766077220, 1034204247, 1149115830, 1378938996, 1723673745, 2068408494, 2298231660, 3447347490, 4136816988, 5171021235, 6894694980, 10342042470, 20684084940]

約数ペア:

[(1, 20684084940), (2, 10342042470), (3, 6894694980), (4, 5171021235), (5, 4136816988), (6, 3447347490), (9, 2298231660), (10, 2068408494), (12, 1723673745), (15, 1378938996), (18, 1149115830), (20, 1034204247), (27, 766077220), (30, 689469498), (36, 574557915), (45, 459646332), (54, 383038610), (60, 344734749), (71, 291325140), (79, 261823860), (90, 229823166), (108, 191519305), (135, 153215444), (142, 145662570), (158, 130911930), (180, 114911583), (213, 97108380), (237, 87274620), (270, 76607722), (284, 72831285), (316, 65455965), (355, 58265028), (395, 52364772), (426, 48554190), (474, 43637310), (540, 38303861), (639, 32369460), (710, 29132514), (711, 29091540), (790, 26182386), (852, 24277095), (948, 21818655), (1065, 19421676), (1185, 17454924), (1278, 16184730), (1420, 14566257), (1422, 14545770), (1580, 13091193), (1917, 10789820), (2130, 9710838), (2133, 9697180), (2370, 8727462), (2556, 8092365), (2844, 7272885), (3195, 6473892), (3555, 5818308), (3834, 5394910), (4260, 4855419), (4266, 4848590), (4740, 4363731), (5609, 3687660), (6390, 3236946), (6829, 3028860), (7110, 2909154), (7668, 2697455), (8532, 2424295), (9585, 2157964), (10665, 1939436), (11218, 1843830), (12780, 1618473), (13658, 1514430), (14220, 1454577), (16827, 1229220), (19170, 1078982), (20487, 1009620), (21330, 969718), (22436, 921915), (27316, 757215), (28045, 737532), (33654, 614610), (34145, 605772), (38340, 539491), (40974, 504810), (42660, 484859), (50481, 409740), (56090, 368766), (61461, 336540), (67308, 307305), (68290, 302886), (81948, 252405), (84135, 245844), (100962, 204870), (102435, 201924), (112180, 184383), (122922, 168270), (136580, 151443)]