288780128

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:525

約数の個数: 144

約数和(自身を含む): 736815744

約数和(自身を除く): 448035616

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 49, 52, 56, 62, 91, 98, 104, 112, 124, 182, 196, 208, 217, 224, 248, 364, 392, 403, 416, 434, 457, 496, 637, 728, 784, 806, 868, 914, 992, 1274, 1456, 1519, 1568, 1612, 1736, 1828, 2548, 2821, 2912, 3038, 3199, 3224, 3472, 3656, 5096, 5642, 5941, 6076, 6398, 6448, 6944, 7312, 10192, 11284, 11882, 12152, 12796, 12896, 14167, 14624, 19747, 20384, 22393, 22568, 23764, 24304, 25592, 28334, 39494, 41587, 44786, 45136, 47528, 48608, 51184, 56668, 78988, 83174, 89572, 90272, 95056, 99169, 102368, 113336, 157976, 166348, 179144, 184171, 190112, 198338, 226672, 291109, 315952, 332696, 358288, 368342, 396676, 453344, 582218, 631904, 665392, 694183, 716576, 736684, 793352, 1164436, 1289197, 1330784, 1388366, 1473368, 1586704, 2328872, 2578394, 2776732, 2946736, 3173408, 4657744, 5156788, 5553464, 5893472, 9024379, 9315488, 10313576, 11106928, 18048758, 20627152, 22213856, 36097516, 41254304, 72195032, 144390064, 288780128]

約数ペア:

[(1, 288780128), (2, 144390064), (4, 72195032), (7, 41254304), (8, 36097516), (13, 22213856), (14, 20627152), (16, 18048758), (26, 11106928), (28, 10313576), (31, 9315488), (32, 9024379), (49, 5893472), (52, 5553464), (56, 5156788), (62, 4657744), (91, 3173408), (98, 2946736), (104, 2776732), (112, 2578394), (124, 2328872), (182, 1586704), (196, 1473368), (208, 1388366), (217, 1330784), (224, 1289197), (248, 1164436), (364, 793352), (392, 736684), (403, 716576), (416, 694183), (434, 665392), (457, 631904), (496, 582218), (637, 453344), (728, 396676), (784, 368342), (806, 358288), (868, 332696), (914, 315952), (992, 291109), (1274, 226672), (1456, 198338), (1519, 190112), (1568, 184171), (1612, 179144), (1736, 166348), (1828, 157976), (2548, 113336), (2821, 102368), (2912, 99169), (3038, 95056), (3199, 90272), (3224, 89572), (3472, 83174), (3656, 78988), (5096, 56668), (5642, 51184), (5941, 48608), (6076, 47528), (6398, 45136), (6448, 44786), (6944, 41587), (7312, 39494), (10192, 28334), (11284, 25592), (11882, 24304), (12152, 23764), (12796, 22568), (12896, 22393), (14167, 20384), (14624, 19747)]