209218044

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 609544320

約数和(自身を除く): 400326276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 61, 76, 84, 98, 114, 122, 133, 147, 183, 196, 228, 244, 266, 294, 307, 366, 399, 427, 532, 588, 614, 732, 798, 854, 921, 931, 1159, 1228, 1281, 1596, 1708, 1842, 1862, 2149, 2318, 2562, 2793, 2989, 3477, 3684, 3724, 4298, 4636, 5124, 5586, 5833, 5978, 6447, 6954, 8113, 8596, 8967, 11172, 11666, 11956, 12894, 13908, 15043, 16226, 17499, 17934, 18727, 23332, 24339, 25788, 30086, 32452, 34998, 35868, 37454, 40831, 45129, 48678, 56181, 56791, 60172, 69996, 74908, 81662, 90258, 97356, 112362, 113582, 122493, 131089, 163324, 170373, 180516, 224724, 227164, 244986, 262178, 285817, 340746, 355813, 393267, 489972, 524356, 571634, 681492, 711626, 786534, 857451, 917623, 1067439, 1143268, 1423252, 1573068, 1714902, 1835246, 2134878, 2490691, 2752869, 3429804, 3670492, 4269756, 4981382, 5505738, 7472073, 9962764, 11011476, 14944146, 17434837, 29888292, 34869674, 52304511, 69739348, 104609022, 209218044]

約数ペア:

[(1, 209218044), (2, 104609022), (3, 69739348), (4, 52304511), (6, 34869674), (7, 29888292), (12, 17434837), (14, 14944146), (19, 11011476), (21, 9962764), (28, 7472073), (38, 5505738), (42, 4981382), (49, 4269756), (57, 3670492), (61, 3429804), (76, 2752869), (84, 2490691), (98, 2134878), (114, 1835246), (122, 1714902), (133, 1573068), (147, 1423252), (183, 1143268), (196, 1067439), (228, 917623), (244, 857451), (266, 786534), (294, 711626), (307, 681492), (366, 571634), (399, 524356), (427, 489972), (532, 393267), (588, 355813), (614, 340746), (732, 285817), (798, 262178), (854, 244986), (921, 227164), (931, 224724), (1159, 180516), (1228, 170373), (1281, 163324), (1596, 131089), (1708, 122493), (1842, 113582), (1862, 112362), (2149, 97356), (2318, 90258), (2562, 81662), (2793, 74908), (2989, 69996), (3477, 60172), (3684, 56791), (3724, 56181), (4298, 48678), (4636, 45129), (5124, 40831), (5586, 37454), (5833, 35868), (5978, 34998), (6447, 32452), (6954, 30086), (8113, 25788), (8596, 24339), (8967, 23332), (11172, 18727), (11666, 17934), (11956, 17499), (12894, 16226), (13908, 15043)]