140984900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 369976320

約数和(自身を除く): 228991420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 73, 89, 100, 124, 140, 146, 155, 175, 178, 217, 292, 310, 350, 356, 365, 434, 445, 511, 620, 623, 700, 730, 775, 868, 890, 1022, 1085, 1246, 1460, 1550, 1780, 1825, 2044, 2170, 2225, 2263, 2492, 2555, 2759, 3100, 3115, 3650, 4340, 4450, 4526, 5110, 5425, 5518, 6230, 6497, 7300, 8900, 9052, 10220, 10850, 11036, 11315, 12460, 12775, 12994, 13795, 15575, 15841, 19313, 21700, 22630, 25550, 25988, 27590, 31150, 31682, 32485, 38626, 45260, 45479, 51100, 55180, 56575, 62300, 63364, 64970, 68975, 77252, 79205, 90958, 96565, 113150, 129940, 137950, 158410, 162425, 181916, 193130, 201407, 226300, 227395, 275900, 316820, 324850, 386260, 396025, 402814, 454790, 482825, 649700, 792050, 805628, 909580, 965650, 1007035, 1136975, 1409849, 1584100, 1931300, 2014070, 2273950, 2819698, 4028140, 4547900, 5035175, 5639396, 7049245, 10070350, 14098490, 20140700, 28196980, 35246225, 70492450, 140984900]

約数ペア:

[(1, 140984900), (2, 70492450), (4, 35246225), (5, 28196980), (7, 20140700), (10, 14098490), (14, 10070350), (20, 7049245), (25, 5639396), (28, 5035175), (31, 4547900), (35, 4028140), (50, 2819698), (62, 2273950), (70, 2014070), (73, 1931300), (89, 1584100), (100, 1409849), (124, 1136975), (140, 1007035), (146, 965650), (155, 909580), (175, 805628), (178, 792050), (217, 649700), (292, 482825), (310, 454790), (350, 402814), (356, 396025), (365, 386260), (434, 324850), (445, 316820), (511, 275900), (620, 227395), (623, 226300), (700, 201407), (730, 193130), (775, 181916), (868, 162425), (890, 158410), (1022, 137950), (1085, 129940), (1246, 113150), (1460, 96565), (1550, 90958), (1780, 79205), (1825, 77252), (2044, 68975), (2170, 64970), (2225, 63364), (2263, 62300), (2492, 56575), (2555, 55180), (2759, 51100), (3100, 45479), (3115, 45260), (3650, 38626), (4340, 32485), (4450, 31682), (4526, 31150), (5110, 27590), (5425, 25988), (5518, 25550), (6230, 22630), (6497, 21700), (7300, 19313), (8900, 15841), (9052, 15575), (10220, 13795), (10850, 12994), (11036, 12775), (11315, 12460)]