213948400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:539

約数の個数: 120

約数和(自身を含む): 552982464

約数和(自身を除く): 339034064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 73, 80, 85, 100, 136, 146, 170, 200, 272, 292, 340, 365, 400, 425, 431, 584, 680, 730, 850, 862, 1168, 1241, 1360, 1460, 1700, 1724, 1825, 2155, 2482, 2920, 3400, 3448, 3650, 4310, 4964, 5840, 6205, 6800, 6896, 7300, 7327, 8620, 9928, 10775, 12410, 14600, 14654, 17240, 19856, 21550, 24820, 29200, 29308, 31025, 31463, 34480, 36635, 43100, 49640, 58616, 62050, 62926, 73270, 86200, 99280, 117232, 124100, 125852, 146540, 157315, 172400, 183175, 248200, 251704, 293080, 314630, 366350, 496400, 503408, 534871, 586160, 629260, 732700, 786575, 1069742, 1258520, 1465400, 1573150, 2139484, 2517040, 2674355, 2930800, 3146300, 4278968, 5348710, 6292600, 8557936, 10697420, 12585200, 13371775, 21394840, 26743550, 42789680, 53487100, 106974200, 213948400]

約数ペア:

[(1, 213948400), (2, 106974200), (4, 53487100), (5, 42789680), (8, 26743550), (10, 21394840), (16, 13371775), (17, 12585200), (20, 10697420), (25, 8557936), (34, 6292600), (40, 5348710), (50, 4278968), (68, 3146300), (73, 2930800), (80, 2674355), (85, 2517040), (100, 2139484), (136, 1573150), (146, 1465400), (170, 1258520), (200, 1069742), (272, 786575), (292, 732700), (340, 629260), (365, 586160), (400, 534871), (425, 503408), (431, 496400), (584, 366350), (680, 314630), (730, 293080), (850, 251704), (862, 248200), (1168, 183175), (1241, 172400), (1360, 157315), (1460, 146540), (1700, 125852), (1724, 124100), (1825, 117232), (2155, 99280), (2482, 86200), (2920, 73270), (3400, 62926), (3448, 62050), (3650, 58616), (4310, 49640), (4964, 43100), (5840, 36635), (6205, 34480), (6800, 31463), (6896, 31025), (7300, 29308), (7327, 29200), (8620, 24820), (9928, 21550), (10775, 19856), (12410, 17240), (14600, 14654)]