205982280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11677}}^1$

素因数の和:11708

約数の個数: 144

約数和(自身を含む): 778805820

約数和(自身を除く): 572823540

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 11677, 17640, 23354, 35031, 46708, 58385, 70062, 81739, 93416, 105093, 116770, 140124, 163478, 175155, 210186, 233540, 245217, 280248, 326956, 350310, 408695, 420372, 467080, 490434, 525465, 572173, 653912, 700620, 735651, 817390, 840744, 980868, 1050930, 1144346, 1226085, 1401240, 1471302, 1634780, 1716519, 1961736, 2101860, 2288692, 2452170, 2860865, 2942604, 3269560, 3433038, 3678255, 4203720, 4577384, 4904340, 5149557, 5721730, 5885208, 6866076, 7356510, 8582595, 9808680, 10299114, 11443460, 13732152, 14713020, 17165190, 20598228, 22886920, 25747785, 29426040, 34330380, 41196456, 51495570, 68660760, 102991140, 205982280]

約数ペア:

[(1, 205982280), (2, 102991140), (3, 68660760), (4, 51495570), (5, 41196456), (6, 34330380), (7, 29426040), (8, 25747785), (9, 22886920), (10, 20598228), (12, 17165190), (14, 14713020), (15, 13732152), (18, 11443460), (20, 10299114), (21, 9808680), (24, 8582595), (28, 7356510), (30, 6866076), (35, 5885208), (36, 5721730), (40, 5149557), (42, 4904340), (45, 4577384), (49, 4203720), (56, 3678255), (60, 3433038), (63, 3269560), (70, 2942604), (72, 2860865), (84, 2452170), (90, 2288692), (98, 2101860), (105, 1961736), (120, 1716519), (126, 1634780), (140, 1471302), (147, 1401240), (168, 1226085), (180, 1144346), (196, 1050930), (210, 980868), (245, 840744), (252, 817390), (280, 735651), (294, 700620), (315, 653912), (360, 572173), (392, 525465), (420, 490434), (441, 467080), (490, 420372), (504, 408695), (588, 350310), (630, 326956), (735, 280248), (840, 245217), (882, 233540), (980, 210186), (1176, 175155), (1260, 163478), (1470, 140124), (1764, 116770), (1960, 105093), (2205, 93416), (2520, 81739), (2940, 70062), (3528, 58385), (4410, 46708), (5880, 35031), (8820, 23354), (11677, 17640)]