20145785580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1\times {\mathrm{2411}}^1$

素因数の和:3248

約数の個数: 144

約数和(自身を含む): 62218080288

約数和(自身を除く): 42072294708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 761, 915, 1098, 1220, 1522, 1830, 2196, 2283, 2411, 2745, 3044, 3660, 3805, 4566, 4822, 5490, 6849, 7233, 7610, 9132, 9644, 10980, 11415, 12055, 13698, 14466, 15220, 21699, 22830, 24110, 27396, 28932, 34245, 36165, 43398, 45660, 46421, 48220, 68490, 72330, 86796, 92842, 108495, 136980, 139263, 144660, 147071, 185684, 216990, 232105, 278526, 294142, 417789, 433980, 441213, 464210, 557052, 588284, 696315, 735355, 835578, 882426, 928420, 1323639, 1392630, 1470710, 1671156, 1764852, 1834771, 2088945, 2206065, 2647278, 2785260, 2941420, 3669542, 4177890, 4412130, 5294556, 5504313, 6618195, 7339084, 8355780, 8824260, 9173855, 11008626, 13236390, 16512939, 18347710, 22017252, 26472780, 27521565, 33025878, 36695420, 55043130, 66051756, 82564695, 110086260, 111921031, 165129390, 223842062, 330258780, 335763093, 447684124, 559605155, 671526186, 1007289279, 1119210310, 1343052372, 1678815465, 2014578558, 2238420620, 3357630930, 4029157116, 5036446395, 6715261860, 10072892790, 20145785580]

約数ペア:

[(1, 20145785580), (2, 10072892790), (3, 6715261860), (4, 5036446395), (5, 4029157116), (6, 3357630930), (9, 2238420620), (10, 2014578558), (12, 1678815465), (15, 1343052372), (18, 1119210310), (20, 1007289279), (30, 671526186), (36, 559605155), (45, 447684124), (60, 335763093), (61, 330258780), (90, 223842062), (122, 165129390), (180, 111921031), (183, 110086260), (244, 82564695), (305, 66051756), (366, 55043130), (549, 36695420), (610, 33025878), (732, 27521565), (761, 26472780), (915, 22017252), (1098, 18347710), (1220, 16512939), (1522, 13236390), (1830, 11008626), (2196, 9173855), (2283, 8824260), (2411, 8355780), (2745, 7339084), (3044, 6618195), (3660, 5504313), (3805, 5294556), (4566, 4412130), (4822, 4177890), (5490, 3669542), (6849, 2941420), (7233, 2785260), (7610, 2647278), (9132, 2206065), (9644, 2088945), (10980, 1834771), (11415, 1764852), (12055, 1671156), (13698, 1470710), (14466, 1392630), (15220, 1323639), (21699, 928420), (22830, 882426), (24110, 835578), (27396, 735355), (28932, 696315), (34245, 588284), (36165, 557052), (43398, 464210), (45660, 441213), (46421, 433980), (48220, 417789), (68490, 294142), (72330, 278526), (86796, 232105), (92842, 216990), (108495, 185684), (136980, 147071), (139263, 144660)]