73718820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1427}}^1$

素因数の和:1490

約数の個数: 144

約数和(自身を含む): 261975168

約数和(自身を除く): 188256348

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 164, 180, 205, 210, 246, 252, 287, 315, 369, 410, 420, 492, 574, 615, 630, 738, 820, 861, 1148, 1230, 1260, 1427, 1435, 1476, 1722, 1845, 2460, 2583, 2854, 2870, 3444, 3690, 4281, 4305, 5166, 5708, 5740, 7135, 7380, 8562, 8610, 9989, 10332, 12843, 12915, 14270, 17124, 17220, 19978, 21405, 25686, 25830, 28540, 29967, 39956, 42810, 49945, 51372, 51660, 58507, 59934, 64215, 85620, 89901, 99890, 117014, 119868, 128430, 149835, 175521, 179802, 199780, 234028, 256860, 292535, 299670, 351042, 359604, 409549, 449505, 526563, 585070, 599340, 702084, 819098, 877605, 899010, 1053126, 1170140, 1228647, 1638196, 1755210, 1798020, 2047745, 2106252, 2457294, 2632815, 3510420, 3685941, 4095490, 4914588, 5265630, 6143235, 7371882, 8190980, 10531260, 12286470, 14743764, 18429705, 24572940, 36859410, 73718820]

約数ペア:

[(1, 73718820), (2, 36859410), (3, 24572940), (4, 18429705), (5, 14743764), (6, 12286470), (7, 10531260), (9, 8190980), (10, 7371882), (12, 6143235), (14, 5265630), (15, 4914588), (18, 4095490), (20, 3685941), (21, 3510420), (28, 2632815), (30, 2457294), (35, 2106252), (36, 2047745), (41, 1798020), (42, 1755210), (45, 1638196), (60, 1228647), (63, 1170140), (70, 1053126), (82, 899010), (84, 877605), (90, 819098), (105, 702084), (123, 599340), (126, 585070), (140, 526563), (164, 449505), (180, 409549), (205, 359604), (210, 351042), (246, 299670), (252, 292535), (287, 256860), (315, 234028), (369, 199780), (410, 179802), (420, 175521), (492, 149835), (574, 128430), (615, 119868), (630, 117014), (738, 99890), (820, 89901), (861, 85620), (1148, 64215), (1230, 59934), (1260, 58507), (1427, 51660), (1435, 51372), (1476, 49945), (1722, 42810), (1845, 39956), (2460, 29967), (2583, 28540), (2854, 25830), (2870, 25686), (3444, 21405), (3690, 19978), (4281, 17220), (4305, 17124), (5166, 14270), (5708, 12915), (5740, 12843), (7135, 10332), (7380, 9989), (8562, 8610)]