655755660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{797}}^1$

素因数の和:1472

約数の個数: 144

約数和(自身を含む): 2279624256

約数和(自身を除く): 1623868596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 653, 797, 1260, 1306, 1594, 1959, 2391, 2612, 3188, 3265, 3918, 3985, 4571, 4782, 5579, 5877, 6530, 7173, 7836, 7970, 9142, 9564, 9795, 11158, 11754, 11955, 13060, 13713, 14346, 15940, 16737, 18284, 19590, 22316, 22855, 23508, 23910, 27426, 27895, 28692, 29385, 33474, 35865, 39180, 41139, 45710, 47820, 50211, 54852, 55790, 58770, 66948, 68565, 71730, 82278, 83685, 91420, 100422, 111580, 117540, 137130, 143460, 164556, 167370, 200844, 205695, 251055, 274260, 334740, 411390, 502110, 520441, 822780, 1004220, 1040882, 1561323, 2081764, 2602205, 3122646, 3643087, 4683969, 5204410, 6245292, 7286174, 7806615, 9367938, 10408820, 10929261, 14572348, 15613230, 18215435, 18735876, 21858522, 23419845, 31226460, 32787783, 36430870, 43717044, 46839690, 54646305, 65575566, 72861740, 93679380, 109292610, 131151132, 163938915, 218585220, 327877830, 655755660]

約数ペア:

[(1, 655755660), (2, 327877830), (3, 218585220), (4, 163938915), (5, 131151132), (6, 109292610), (7, 93679380), (9, 72861740), (10, 65575566), (12, 54646305), (14, 46839690), (15, 43717044), (18, 36430870), (20, 32787783), (21, 31226460), (28, 23419845), (30, 21858522), (35, 18735876), (36, 18215435), (42, 15613230), (45, 14572348), (60, 10929261), (63, 10408820), (70, 9367938), (84, 7806615), (90, 7286174), (105, 6245292), (126, 5204410), (140, 4683969), (180, 3643087), (210, 3122646), (252, 2602205), (315, 2081764), (420, 1561323), (630, 1040882), (653, 1004220), (797, 822780), (1260, 520441), (1306, 502110), (1594, 411390), (1959, 334740), (2391, 274260), (2612, 251055), (3188, 205695), (3265, 200844), (3918, 167370), (3985, 164556), (4571, 143460), (4782, 137130), (5579, 117540), (5877, 111580), (6530, 100422), (7173, 91420), (7836, 83685), (7970, 82278), (9142, 71730), (9564, 68565), (9795, 66948), (11158, 58770), (11754, 55790), (11955, 54852), (13060, 50211), (13713, 47820), (14346, 45710), (15940, 41139), (16737, 39180), (18284, 35865), (19590, 33474), (22316, 29385), (22855, 28692), (23508, 27895), (23910, 27426)]