7980774060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{142871}}^1$

素因数の和:142916

約数の個数: 144

約数和(自身を含む): 27362845440

約数和(自身を除く): 19382071380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2660, 2793, 2940, 3724, 3990, 4655, 5586, 7980, 9310, 11172, 13965, 18620, 27930, 55860, 142871, 285742, 428613, 571484, 714355, 857226, 1000097, 1428710, 1714452, 2000194, 2143065, 2714549, 2857420, 3000291, 4000388, 4286130, 5000485, 5429098, 6000582, 7000679, 8143647, 8572260, 10000970, 10858196, 12001164, 13572745, 14001358, 15001455, 16287294, 19001843, 20001940, 21002037, 27145490, 28002716, 30002910, 32574588, 35003395, 38003686, 40718235, 42004074, 54290980, 57005529, 60005820, 70006790, 76007372, 81436470, 84008148, 95009215, 105010185, 114011058, 133012901, 140013580, 162872940, 190018430, 210020370, 228022116, 266025802, 285027645, 380036860, 399038703, 420040740, 532051604, 570055290, 665064505, 798077406, 1140110580, 1330129010, 1596154812, 1995193515, 2660258020, 3990387030, 7980774060]

約数ペア:

[(1, 7980774060), (2, 3990387030), (3, 2660258020), (4, 1995193515), (5, 1596154812), (6, 1330129010), (7, 1140110580), (10, 798077406), (12, 665064505), (14, 570055290), (15, 532051604), (19, 420040740), (20, 399038703), (21, 380036860), (28, 285027645), (30, 266025802), (35, 228022116), (38, 210020370), (42, 190018430), (49, 162872940), (57, 140013580), (60, 133012901), (70, 114011058), (76, 105010185), (84, 95009215), (95, 84008148), (98, 81436470), (105, 76007372), (114, 70006790), (133, 60005820), (140, 57005529), (147, 54290980), (190, 42004074), (196, 40718235), (210, 38003686), (228, 35003395), (245, 32574588), (266, 30002910), (285, 28002716), (294, 27145490), (380, 21002037), (399, 20001940), (420, 19001843), (490, 16287294), (532, 15001455), (570, 14001358), (588, 13572745), (665, 12001164), (735, 10858196), (798, 10000970), (931, 8572260), (980, 8143647), (1140, 7000679), (1330, 6000582), (1470, 5429098), (1596, 5000485), (1862, 4286130), (1995, 4000388), (2660, 3000291), (2793, 2857420), (2940, 2714549), (3724, 2143065), (3990, 2000194), (4655, 1714452), (5586, 1428710), (7980, 1000097), (9310, 857226), (11172, 714355), (13965, 571484), (18620, 428613), (27930, 285742), (55860, 142871)]