319290400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2791}}^1$

素因数の和:2835

約数の個数: 144

約数和(自身を含む): 916066368

約数和(自身を除く): 596775968

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 130, 143, 160, 176, 200, 208, 220, 260, 275, 286, 325, 352, 400, 416, 440, 520, 550, 572, 650, 715, 800, 880, 1040, 1100, 1144, 1300, 1430, 1760, 2080, 2200, 2288, 2600, 2791, 2860, 3575, 4400, 4576, 5200, 5582, 5720, 7150, 8800, 10400, 11164, 11440, 13955, 14300, 22328, 22880, 27910, 28600, 30701, 36283, 44656, 55820, 57200, 61402, 69775, 72566, 89312, 111640, 114400, 122804, 139550, 145132, 153505, 181415, 223280, 245608, 279100, 290264, 307010, 362830, 399113, 446560, 491216, 558200, 580528, 614020, 725660, 767525, 798226, 907075, 982432, 1116400, 1161056, 1228040, 1451320, 1535050, 1596452, 1814150, 1995565, 2232800, 2456080, 2902640, 3070100, 3192904, 3628300, 3991130, 4912160, 5805280, 6140200, 6385808, 7256600, 7982260, 9977825, 12280400, 12771616, 14513200, 15964520, 19955650, 24560800, 29026400, 31929040, 39911300, 63858080, 79822600, 159645200, 319290400]

約数ペア:

[(1, 319290400), (2, 159645200), (4, 79822600), (5, 63858080), (8, 39911300), (10, 31929040), (11, 29026400), (13, 24560800), (16, 19955650), (20, 15964520), (22, 14513200), (25, 12771616), (26, 12280400), (32, 9977825), (40, 7982260), (44, 7256600), (50, 6385808), (52, 6140200), (55, 5805280), (65, 4912160), (80, 3991130), (88, 3628300), (100, 3192904), (104, 3070100), (110, 2902640), (130, 2456080), (143, 2232800), (160, 1995565), (176, 1814150), (200, 1596452), (208, 1535050), (220, 1451320), (260, 1228040), (275, 1161056), (286, 1116400), (325, 982432), (352, 907075), (400, 798226), (416, 767525), (440, 725660), (520, 614020), (550, 580528), (572, 558200), (650, 491216), (715, 446560), (800, 399113), (880, 362830), (1040, 307010), (1100, 290264), (1144, 279100), (1300, 245608), (1430, 223280), (1760, 181415), (2080, 153505), (2200, 145132), (2288, 139550), (2600, 122804), (2791, 114400), (2860, 111640), (3575, 89312), (4400, 72566), (4576, 69775), (5200, 61402), (5582, 57200), (5720, 55820), (7150, 44656), (8800, 36283), (10400, 30701), (11164, 28600), (11440, 27910), (13955, 22880), (14300, 22328)]