315769720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5197}}^1$

素因数の和:5253

約数の個数: 96

約数和(自身を含む): 853303680

約数和(自身を除く): 537533960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 620, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 3038, 4340, 5197, 6076, 7595, 8680, 10394, 12152, 15190, 20788, 25985, 30380, 36379, 41576, 51970, 60760, 72758, 103940, 145516, 161107, 181895, 207880, 254653, 291032, 322214, 363790, 509306, 644428, 727580, 805535, 1018612, 1127749, 1273265, 1288856, 1455160, 1611070, 2037224, 2255498, 2546530, 3222140, 4510996, 5093060, 5638745, 6444280, 7894243, 9021992, 10186120, 11277490, 15788486, 22554980, 31576972, 39471215, 45109960, 63153944, 78942430, 157884860, 315769720]

約数ペア:

[(1, 315769720), (2, 157884860), (4, 78942430), (5, 63153944), (7, 45109960), (8, 39471215), (10, 31576972), (14, 22554980), (20, 15788486), (28, 11277490), (31, 10186120), (35, 9021992), (40, 7894243), (49, 6444280), (56, 5638745), (62, 5093060), (70, 4510996), (98, 3222140), (124, 2546530), (140, 2255498), (155, 2037224), (196, 1611070), (217, 1455160), (245, 1288856), (248, 1273265), (280, 1127749), (310, 1018612), (392, 805535), (434, 727580), (490, 644428), (620, 509306), (868, 363790), (980, 322214), (1085, 291032), (1240, 254653), (1519, 207880), (1736, 181895), (1960, 161107), (2170, 145516), (3038, 103940), (4340, 72758), (5197, 60760), (6076, 51970), (7595, 41576), (8680, 36379), (10394, 30380), (12152, 25985), (15190, 20788)]