223577900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 606627840

約数和(自身を除く): 383049940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 79, 91, 100, 130, 140, 158, 175, 182, 260, 311, 316, 325, 350, 364, 395, 455, 553, 622, 650, 700, 790, 910, 1027, 1106, 1244, 1300, 1555, 1580, 1820, 1975, 2054, 2177, 2212, 2275, 2765, 3110, 3950, 4043, 4108, 4354, 4550, 5135, 5530, 6220, 7189, 7775, 7900, 8086, 8708, 9100, 10270, 10885, 11060, 13825, 14378, 15550, 16172, 20215, 20540, 21770, 24569, 25675, 27650, 28301, 28756, 31100, 35945, 40430, 43540, 49138, 51350, 54425, 55300, 56602, 71890, 80860, 98276, 101075, 102700, 108850, 113204, 122845, 141505, 143780, 171983, 179725, 202150, 217700, 245690, 283010, 319397, 343966, 359450, 404300, 491380, 566020, 614225, 638794, 687932, 707525, 718900, 859915, 1228450, 1277588, 1415050, 1596985, 1719830, 2235779, 2456900, 2830100, 3193970, 3439660, 4299575, 4471558, 6387940, 7984925, 8599150, 8943116, 11178895, 15969850, 17198300, 22357790, 31939700, 44715580, 55894475, 111788950, 223577900]

約数ペア:

[(1, 223577900), (2, 111788950), (4, 55894475), (5, 44715580), (7, 31939700), (10, 22357790), (13, 17198300), (14, 15969850), (20, 11178895), (25, 8943116), (26, 8599150), (28, 7984925), (35, 6387940), (50, 4471558), (52, 4299575), (65, 3439660), (70, 3193970), (79, 2830100), (91, 2456900), (100, 2235779), (130, 1719830), (140, 1596985), (158, 1415050), (175, 1277588), (182, 1228450), (260, 859915), (311, 718900), (316, 707525), (325, 687932), (350, 638794), (364, 614225), (395, 566020), (455, 491380), (553, 404300), (622, 359450), (650, 343966), (700, 319397), (790, 283010), (910, 245690), (1027, 217700), (1106, 202150), (1244, 179725), (1300, 171983), (1555, 143780), (1580, 141505), (1820, 122845), (1975, 113204), (2054, 108850), (2177, 102700), (2212, 101075), (2275, 98276), (2765, 80860), (3110, 71890), (3950, 56602), (4043, 55300), (4108, 54425), (4354, 51350), (4550, 49138), (5135, 43540), (5530, 40430), (6220, 35945), (7189, 31100), (7775, 28756), (7900, 28301), (8086, 27650), (8708, 25675), (9100, 24569), (10270, 21770), (10885, 20540), (11060, 20215), (13825, 16172), (14378, 15550)]