749279920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{7369}}^1$

素因数の和:7454

約数の個数: 80

約数和(自身を含む): 1842382080

約数和(自身を除く): 1093102160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1240, 1271, 1640, 2480, 2542, 3280, 5084, 6355, 7369, 10168, 12710, 14738, 20336, 25420, 29476, 36845, 50840, 58952, 73690, 101680, 117904, 147380, 228439, 294760, 302129, 456878, 589520, 604258, 913756, 1142195, 1208516, 1510645, 1827512, 2284390, 2417032, 3021290, 3655024, 4568780, 4834064, 6042580, 9137560, 9365999, 12085160, 18275120, 18731998, 24170320, 37463996, 46829995, 74927992, 93659990, 149855984, 187319980, 374639960, 749279920]

約数ペア:

[(1, 749279920), (2, 374639960), (4, 187319980), (5, 149855984), (8, 93659990), (10, 74927992), (16, 46829995), (20, 37463996), (31, 24170320), (40, 18731998), (41, 18275120), (62, 12085160), (80, 9365999), (82, 9137560), (124, 6042580), (155, 4834064), (164, 4568780), (205, 3655024), (248, 3021290), (310, 2417032), (328, 2284390), (410, 1827512), (496, 1510645), (620, 1208516), (656, 1142195), (820, 913756), (1240, 604258), (1271, 589520), (1640, 456878), (2480, 302129), (2542, 294760), (3280, 228439), (5084, 147380), (6355, 117904), (7369, 101680), (10168, 73690), (12710, 58952), (14738, 50840), (20336, 36845), (25420, 29476)]