980336560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{379}}^1$

素因数の和:579

約数の個数: 160

約数和(自身を含む): 2714112000

約数和(自身を除く): 1733775440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 149, 155, 217, 248, 280, 298, 310, 379, 434, 496, 560, 596, 620, 745, 758, 868, 1043, 1085, 1192, 1240, 1490, 1516, 1736, 1895, 2086, 2170, 2384, 2480, 2653, 2980, 3032, 3472, 3790, 4172, 4340, 4619, 5215, 5306, 5960, 6064, 7580, 8344, 8680, 9238, 10430, 10612, 11749, 11920, 13265, 15160, 16688, 17360, 18476, 20860, 21224, 23095, 23498, 26530, 30320, 32333, 36952, 41720, 42448, 46190, 46996, 53060, 56471, 58745, 64666, 73904, 82243, 83440, 92380, 93992, 106120, 112942, 117490, 129332, 161665, 164486, 184760, 187984, 212240, 225884, 234980, 258664, 282355, 323330, 328972, 369520, 395297, 411215, 451768, 469960, 517328, 564710, 646660, 657944, 790594, 822430, 903536, 939920, 1129420, 1293320, 1315888, 1581188, 1644860, 1750601, 1976485, 2258840, 2586640, 3162376, 3289720, 3501202, 3952970, 4517680, 6324752, 6579440, 7002404, 7905940, 8753005, 12254207, 14004808, 15811880, 17506010, 24508414, 28009616, 31623760, 35012020, 49016828, 61271035, 70024040, 98033656, 122542070, 140048080, 196067312, 245084140, 490168280, 980336560]

約数ペア:

[(1, 980336560), (2, 490168280), (4, 245084140), (5, 196067312), (7, 140048080), (8, 122542070), (10, 98033656), (14, 70024040), (16, 61271035), (20, 49016828), (28, 35012020), (31, 31623760), (35, 28009616), (40, 24508414), (56, 17506010), (62, 15811880), (70, 14004808), (80, 12254207), (112, 8753005), (124, 7905940), (140, 7002404), (149, 6579440), (155, 6324752), (217, 4517680), (248, 3952970), (280, 3501202), (298, 3289720), (310, 3162376), (379, 2586640), (434, 2258840), (496, 1976485), (560, 1750601), (596, 1644860), (620, 1581188), (745, 1315888), (758, 1293320), (868, 1129420), (1043, 939920), (1085, 903536), (1192, 822430), (1240, 790594), (1490, 657944), (1516, 646660), (1736, 564710), (1895, 517328), (2086, 469960), (2170, 451768), (2384, 411215), (2480, 395297), (2653, 369520), (2980, 328972), (3032, 323330), (3472, 282355), (3790, 258664), (4172, 234980), (4340, 225884), (4619, 212240), (5215, 187984), (5306, 184760), (5960, 164486), (6064, 161665), (7580, 129332), (8344, 117490), (8680, 112942), (9238, 106120), (10430, 93992), (10612, 92380), (11749, 83440), (11920, 82243), (13265, 73904), (15160, 64666), (16688, 58745), (17360, 56471), (18476, 53060), (20860, 46996), (21224, 46190), (23095, 42448), (23498, 41720), (26530, 36952), (30320, 32333)]