205878400

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:152

約数の個数: 288

約数和(自身を含む): 643435380

約数和(自身を除く): 437556980

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 49, 50, 52, 56, 64, 65, 70, 80, 91, 98, 100, 101, 104, 112, 128, 130, 140, 160, 175, 182, 196, 200, 202, 208, 224, 245, 260, 280, 320, 325, 350, 364, 392, 400, 404, 416, 448, 455, 490, 505, 520, 560, 637, 640, 650, 700, 707, 728, 784, 800, 808, 832, 896, 910, 980, 1010, 1040, 1120, 1225, 1274, 1300, 1313, 1400, 1414, 1456, 1568, 1600, 1616, 1664, 1820, 1960, 2020, 2080, 2240, 2275, 2450, 2525, 2548, 2600, 2626, 2800, 2828, 2912, 3136, 3185, 3200, 3232, 3535, 3640, 3920, 4040, 4160, 4480, 4550, 4900, 4949, 5050, 5096, 5200, 5252, 5600, 5656, 5824, 6272, 6370, 6464, 6565, 7070, 7280, 7840, 8080, 8320, 9100, 9191, 9800, 9898, 10100, 10192, 10400, 10504, 11200, 11312, 11648, 12740, 12928, 13130, 14140, 14560, 15680, 15925, 16160, 17675, 18200, 18382, 19600, 19796, 20200, 20384, 20800, 21008, 22400, 22624, 24745, 25480, 26260, 28280, 29120, 31360, 31850, 32320, 32825, 35350, 36400, 36764, 39200, 39592, 40400, 40768, 41600, 42016, 45248, 45955, 49490, 50960, 52520, 56560, 58240, 63700, 64337, 64640, 65650, 70700, 72800, 73528, 78400, 79184, 80800, 81536, 84032, 90496, 91910, 98980, 101920, 105040, 113120, 123725, 127400, 128674, 131300, 141400, 145600, 147056, 156800, 158368, 161600, 168064, 183820, 197960, 203840, 210080, 226240, 229775, 247450, 254800, 257348, 262600, 282800, 291200, 294112, 316736, 321685, 323200, 367640, 395920, 407680, 420160, 452480, 459550, 494900, 509600, 514696, 525200, 565600, 588224, 633472, 643370, 735280, 791840, 840320, 919100, 989800, 1019200, 1029392, 1050400, 1131200, 1176448, 1286740, 1470560, 1583680, 1608425, 1838200, 1979600, 2038400, 2058784, 2100800, 2262400, 2573480, 2941120, 3167360, 3216850, 3676400, 3959200, 4117568, 4201600, 5146960, 5882240, 6433700, 7352800, 7918400, 8235136, 10293920, 12867400, 14705600, 15836800, 20587840, 25734800, 29411200, 41175680, 51469600, 102939200, 205878400]

約数ペア:

[(1, 205878400), (2, 102939200), (4, 51469600), (5, 41175680), (7, 29411200), (8, 25734800), (10, 20587840), (13, 15836800), (14, 14705600), (16, 12867400), (20, 10293920), (25, 8235136), (26, 7918400), (28, 7352800), (32, 6433700), (35, 5882240), (40, 5146960), (49, 4201600), (50, 4117568), (52, 3959200), (56, 3676400), (64, 3216850), (65, 3167360), (70, 2941120), (80, 2573480), (91, 2262400), (98, 2100800), (100, 2058784), (101, 2038400), (104, 1979600), (112, 1838200), (128, 1608425), (130, 1583680), (140, 1470560), (160, 1286740), (175, 1176448), (182, 1131200), (196, 1050400), (200, 1029392), (202, 1019200), (208, 989800), (224, 919100), (245, 840320), (260, 791840), (280, 735280), (320, 643370), (325, 633472), (350, 588224), (364, 565600), (392, 525200), (400, 514696), (404, 509600), (416, 494900), (448, 459550), (455, 452480), (490, 420160), (505, 407680), (520, 395920), (560, 367640), (637, 323200), (640, 321685), (650, 316736), (700, 294112), (707, 291200), (728, 282800), (784, 262600), (800, 257348), (808, 254800), (832, 247450), (896, 229775), (910, 226240), (980, 210080), (1010, 203840), (1040, 197960), (1120, 183820), (1225, 168064), (1274, 161600), (1300, 158368), (1313, 156800), (1400, 147056), (1414, 145600), (1456, 141400), (1568, 131300), (1600, 128674), (1616, 127400), (1664, 123725), (1820, 113120), (1960, 105040), (2020, 101920), (2080, 98980), (2240, 91910), (2275, 90496), (2450, 84032), (2525, 81536), (2548, 80800), (2600, 79184), (2626, 78400), (2800, 73528), (2828, 72800), (2912, 70700), (3136, 65650), (3185, 64640), (3200, 64337), (3232, 63700), (3535, 58240), (3640, 56560), (3920, 52520), (4040, 50960), (4160, 49490), (4480, 45955), (4550, 45248), (4900, 42016), (4949, 41600), (5050, 40768), (5096, 40400), (5200, 39592), (5252, 39200), (5600, 36764), (5656, 36400), (5824, 35350), (6272, 32825), (6370, 32320), (6464, 31850), (6565, 31360), (7070, 29120), (7280, 28280), (7840, 26260), (8080, 25480), (8320, 24745), (9100, 22624), (9191, 22400), (9800, 21008), (9898, 20800), (10100, 20384), (10192, 20200), (10400, 19796), (10504, 19600), (11200, 18382), (11312, 18200), (11648, 17675), (12740, 16160), (12928, 15925), (13130, 15680), (14140, 14560)]