77780640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3307}}^1$

素因数の和:3339

約数の個数: 144

約数和(自身を含む): 285096672

約数和(自身を除く): 207316032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3307, 3360, 3920, 4704, 5880, 6614, 7840, 9921, 11760, 13228, 16535, 19842, 23149, 23520, 26456, 33070, 39684, 46298, 49605, 52912, 66140, 69447, 79368, 92596, 99210, 105824, 115745, 132280, 138894, 158736, 162043, 185192, 198420, 231490, 264560, 277788, 317472, 324086, 347235, 370384, 396840, 462980, 486129, 529120, 555576, 648172, 694470, 740768, 793680, 810215, 925960, 972258, 1111152, 1296344, 1388940, 1587360, 1620430, 1851920, 1944516, 2222304, 2430645, 2592688, 2777880, 3240860, 3703840, 3889032, 4861290, 5185376, 5555760, 6481720, 7778064, 9722580, 11111520, 12963440, 15556128, 19445160, 25926880, 38890320, 77780640]

約数ペア:

[(1, 77780640), (2, 38890320), (3, 25926880), (4, 19445160), (5, 15556128), (6, 12963440), (7, 11111520), (8, 9722580), (10, 7778064), (12, 6481720), (14, 5555760), (15, 5185376), (16, 4861290), (20, 3889032), (21, 3703840), (24, 3240860), (28, 2777880), (30, 2592688), (32, 2430645), (35, 2222304), (40, 1944516), (42, 1851920), (48, 1620430), (49, 1587360), (56, 1388940), (60, 1296344), (70, 1111152), (80, 972258), (84, 925960), (96, 810215), (98, 793680), (105, 740768), (112, 694470), (120, 648172), (140, 555576), (147, 529120), (160, 486129), (168, 462980), (196, 396840), (210, 370384), (224, 347235), (240, 324086), (245, 317472), (280, 277788), (294, 264560), (336, 231490), (392, 198420), (420, 185192), (480, 162043), (490, 158736), (560, 138894), (588, 132280), (672, 115745), (735, 105824), (784, 99210), (840, 92596), (980, 79368), (1120, 69447), (1176, 66140), (1470, 52912), (1568, 49605), (1680, 46298), (1960, 39684), (2352, 33070), (2940, 26456), (3307, 23520), (3360, 23149), (3920, 19842), (4704, 16535), (5880, 13228), (6614, 11760), (7840, 9921)]