7474720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 20030976

約数和(自身を除く): 12556256

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 137, 155, 160, 176, 220, 248, 274, 310, 341, 352, 440, 496, 548, 620, 682, 685, 880, 992, 1096, 1240, 1364, 1370, 1507, 1705, 1760, 2192, 2480, 2728, 2740, 3014, 3410, 4247, 4384, 4960, 5456, 5480, 6028, 6820, 7535, 8494, 10912, 10960, 12056, 13640, 15070, 16988, 21235, 21920, 24112, 27280, 30140, 33976, 42470, 46717, 48224, 54560, 60280, 67952, 84940, 93434, 120560, 135904, 169880, 186868, 233585, 241120, 339760, 373736, 467170, 679520, 747472, 934340, 1494944, 1868680, 3737360, 7474720]

約数ペア:

[(1, 7474720), (2, 3737360), (4, 1868680), (5, 1494944), (8, 934340), (10, 747472), (11, 679520), (16, 467170), (20, 373736), (22, 339760), (31, 241120), (32, 233585), (40, 186868), (44, 169880), (55, 135904), (62, 120560), (80, 93434), (88, 84940), (110, 67952), (124, 60280), (137, 54560), (155, 48224), (160, 46717), (176, 42470), (220, 33976), (248, 30140), (274, 27280), (310, 24112), (341, 21920), (352, 21235), (440, 16988), (496, 15070), (548, 13640), (620, 12056), (682, 10960), (685, 10912), (880, 8494), (992, 7535), (1096, 6820), (1240, 6028), (1364, 5480), (1370, 5456), (1507, 4960), (1705, 4384), (1760, 4247), (2192, 3410), (2480, 3014), (2728, 2740)]