631248120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{15797}}^1$

素因数の和:15854

約数の個数: 128

約数和(自身を含む): 2161166400

約数和(自身を除く): 1529918280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1998, 2220, 2664, 3330, 3996, 4440, 4995, 6660, 7992, 9990, 13320, 15797, 19980, 31594, 39960, 47391, 63188, 78985, 94782, 126376, 142173, 157970, 189564, 236955, 284346, 315940, 379128, 426519, 473910, 568692, 584489, 631880, 710865, 853038, 947820, 1137384, 1168978, 1421730, 1706076, 1753467, 1895640, 2132595, 2337956, 2843460, 2922445, 3412152, 3506934, 4265190, 4675912, 5260401, 5686920, 5844890, 7013868, 8530380, 8767335, 10520802, 11689780, 14027736, 15781203, 17060760, 17534670, 21041604, 23379560, 26302005, 31562406, 35069340, 42083208, 52604010, 63124812, 70138680, 78906015, 105208020, 126249624, 157812030, 210416040, 315624060, 631248120]

約数ペア:

[(1, 631248120), (2, 315624060), (3, 210416040), (4, 157812030), (5, 126249624), (6, 105208020), (8, 78906015), (9, 70138680), (10, 63124812), (12, 52604010), (15, 42083208), (18, 35069340), (20, 31562406), (24, 26302005), (27, 23379560), (30, 21041604), (36, 17534670), (37, 17060760), (40, 15781203), (45, 14027736), (54, 11689780), (60, 10520802), (72, 8767335), (74, 8530380), (90, 7013868), (108, 5844890), (111, 5686920), (120, 5260401), (135, 4675912), (148, 4265190), (180, 3506934), (185, 3412152), (216, 2922445), (222, 2843460), (270, 2337956), (296, 2132595), (333, 1895640), (360, 1753467), (370, 1706076), (444, 1421730), (540, 1168978), (555, 1137384), (666, 947820), (740, 853038), (888, 710865), (999, 631880), (1080, 584489), (1110, 568692), (1332, 473910), (1480, 426519), (1665, 379128), (1998, 315940), (2220, 284346), (2664, 236955), (3330, 189564), (3996, 157970), (4440, 142173), (4995, 126376), (6660, 94782), (7992, 78985), (9990, 63188), (13320, 47391), (15797, 39960), (19980, 31594)]