39872040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:507

約数の個数: 128

約数和(自身を含む): 131241600

約数和(自身を除く): 91369560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 61, 65, 78, 104, 120, 122, 130, 156, 183, 195, 244, 260, 305, 312, 366, 390, 419, 488, 520, 610, 732, 780, 793, 838, 915, 1220, 1257, 1464, 1560, 1586, 1676, 1830, 2095, 2379, 2440, 2514, 3172, 3352, 3660, 3965, 4190, 4758, 5028, 5447, 6285, 6344, 7320, 7930, 8380, 9516, 10056, 10894, 11895, 12570, 15860, 16341, 16760, 19032, 21788, 23790, 25140, 25559, 27235, 31720, 32682, 43576, 47580, 50280, 51118, 54470, 65364, 76677, 81705, 95160, 102236, 108940, 127795, 130728, 153354, 163410, 204472, 217880, 255590, 306708, 326820, 332267, 383385, 511180, 613416, 653640, 664534, 766770, 996801, 1022360, 1329068, 1533540, 1661335, 1993602, 2658136, 3067080, 3322670, 3987204, 4984005, 6645340, 7974408, 9968010, 13290680, 19936020, 39872040]

約数ペア:

[(1, 39872040), (2, 19936020), (3, 13290680), (4, 9968010), (5, 7974408), (6, 6645340), (8, 4984005), (10, 3987204), (12, 3322670), (13, 3067080), (15, 2658136), (20, 1993602), (24, 1661335), (26, 1533540), (30, 1329068), (39, 1022360), (40, 996801), (52, 766770), (60, 664534), (61, 653640), (65, 613416), (78, 511180), (104, 383385), (120, 332267), (122, 326820), (130, 306708), (156, 255590), (183, 217880), (195, 204472), (244, 163410), (260, 153354), (305, 130728), (312, 127795), (366, 108940), (390, 102236), (419, 95160), (488, 81705), (520, 76677), (610, 65364), (732, 54470), (780, 51118), (793, 50280), (838, 47580), (915, 43576), (1220, 32682), (1257, 31720), (1464, 27235), (1560, 25559), (1586, 25140), (1676, 23790), (1830, 21788), (2095, 19032), (2379, 16760), (2440, 16341), (2514, 15860), (3172, 12570), (3352, 11895), (3660, 10894), (3965, 10056), (4190, 9516), (4758, 8380), (5028, 7930), (5447, 7320), (6285, 6344)]