30339960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1901}}^1$

素因数の和:1941

約数の個数: 128

約数和(自身を含む): 109555200

約数和(自身を除く): 79215240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1901, 1995, 2280, 2660, 3192, 3802, 3990, 5320, 5703, 7604, 7980, 9505, 11406, 13307, 15208, 15960, 19010, 22812, 26614, 28515, 36119, 38020, 39921, 45624, 53228, 57030, 66535, 72238, 76040, 79842, 106456, 108357, 114060, 133070, 144476, 159684, 180595, 199605, 216714, 228120, 252833, 266140, 288952, 319368, 361190, 399210, 433428, 505666, 532280, 541785, 722380, 758499, 798420, 866856, 1011332, 1083570, 1264165, 1444760, 1516998, 1596840, 2022664, 2167140, 2528330, 3033996, 3792495, 4334280, 5056660, 6067992, 7584990, 10113320, 15169980, 30339960]

約数ペア:

[(1, 30339960), (2, 15169980), (3, 10113320), (4, 7584990), (5, 6067992), (6, 5056660), (7, 4334280), (8, 3792495), (10, 3033996), (12, 2528330), (14, 2167140), (15, 2022664), (19, 1596840), (20, 1516998), (21, 1444760), (24, 1264165), (28, 1083570), (30, 1011332), (35, 866856), (38, 798420), (40, 758499), (42, 722380), (56, 541785), (57, 532280), (60, 505666), (70, 433428), (76, 399210), (84, 361190), (95, 319368), (105, 288952), (114, 266140), (120, 252833), (133, 228120), (140, 216714), (152, 199605), (168, 180595), (190, 159684), (210, 144476), (228, 133070), (266, 114060), (280, 108357), (285, 106456), (380, 79842), (399, 76040), (420, 72238), (456, 66535), (532, 57030), (570, 53228), (665, 45624), (760, 39921), (798, 38020), (840, 36119), (1064, 28515), (1140, 26614), (1330, 22812), (1596, 19010), (1901, 15960), (1995, 15208), (2280, 13307), (2660, 11406), (3192, 9505), (3802, 7980), (3990, 7604), (5320, 5703)]