31780512

素因数分解:

$2^5\times 3^5\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 96681312

約数和(自身を除く): 64900800

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 67, 72, 81, 96, 108, 122, 134, 144, 162, 183, 201, 216, 243, 244, 268, 288, 324, 366, 402, 432, 486, 488, 536, 549, 603, 648, 732, 804, 864, 972, 976, 1072, 1098, 1206, 1296, 1464, 1608, 1647, 1809, 1944, 1952, 2144, 2196, 2412, 2592, 2928, 3216, 3294, 3618, 3888, 4087, 4392, 4824, 4941, 5427, 5856, 6432, 6588, 7236, 7776, 8174, 8784, 9648, 9882, 10854, 12261, 13176, 14472, 14823, 16281, 16348, 17568, 19296, 19764, 21708, 24522, 26352, 28944, 29646, 32562, 32696, 36783, 39528, 43416, 49044, 52704, 57888, 59292, 65124, 65392, 73566, 79056, 86832, 98088, 110349, 118584, 130248, 130784, 147132, 158112, 173664, 196176, 220698, 237168, 260496, 294264, 331047, 392352, 441396, 474336, 520992, 588528, 662094, 882792, 993141, 1177056, 1324188, 1765584, 1986282, 2648376, 3531168, 3972564, 5296752, 7945128, 10593504, 15890256, 31780512]

約数ペア:

[(1, 31780512), (2, 15890256), (3, 10593504), (4, 7945128), (6, 5296752), (8, 3972564), (9, 3531168), (12, 2648376), (16, 1986282), (18, 1765584), (24, 1324188), (27, 1177056), (32, 993141), (36, 882792), (48, 662094), (54, 588528), (61, 520992), (67, 474336), (72, 441396), (81, 392352), (96, 331047), (108, 294264), (122, 260496), (134, 237168), (144, 220698), (162, 196176), (183, 173664), (201, 158112), (216, 147132), (243, 130784), (244, 130248), (268, 118584), (288, 110349), (324, 98088), (366, 86832), (402, 79056), (432, 73566), (486, 65392), (488, 65124), (536, 59292), (549, 57888), (603, 52704), (648, 49044), (732, 43416), (804, 39528), (864, 36783), (972, 32696), (976, 32562), (1072, 29646), (1098, 28944), (1206, 26352), (1296, 24522), (1464, 21708), (1608, 19764), (1647, 19296), (1809, 17568), (1944, 16348), (1952, 16281), (2144, 14823), (2196, 14472), (2412, 13176), (2592, 12261), (2928, 10854), (3216, 9882), (3294, 9648), (3618, 8784), (3888, 8174), (4087, 7776), (4392, 7236), (4824, 6588), (4941, 6432), (5427, 5856)]