30008000

素因数分解:

$2^6\times 5^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 168

約数和(自身を含む): 84319872

約数和(自身を除く): 54311872

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 64, 80, 88, 100, 110, 121, 124, 125, 155, 160, 176, 200, 220, 242, 248, 250, 275, 310, 320, 341, 352, 400, 440, 484, 496, 500, 550, 605, 620, 682, 704, 775, 800, 880, 968, 992, 1000, 1100, 1210, 1240, 1364, 1375, 1550, 1600, 1705, 1760, 1936, 1984, 2000, 2200, 2420, 2480, 2728, 2750, 3025, 3100, 3410, 3520, 3751, 3872, 3875, 4000, 4400, 4840, 4960, 5456, 5500, 6050, 6200, 6820, 7502, 7744, 7750, 8000, 8525, 8800, 9680, 9920, 10912, 11000, 12100, 12400, 13640, 15004, 15125, 15500, 17050, 17600, 18755, 19360, 21824, 22000, 24200, 24800, 27280, 30008, 30250, 31000, 34100, 37510, 38720, 42625, 44000, 48400, 49600, 54560, 60016, 60500, 62000, 68200, 75020, 85250, 88000, 93775, 96800, 109120, 120032, 121000, 124000, 136400, 150040, 170500, 187550, 193600, 240064, 242000, 248000, 272800, 300080, 341000, 375100, 468875, 484000, 545600, 600160, 682000, 750200, 937750, 968000, 1200320, 1364000, 1500400, 1875500, 2728000, 3000800, 3751000, 6001600, 7502000, 15004000, 30008000]

約数ペア:

[(1, 30008000), (2, 15004000), (4, 7502000), (5, 6001600), (8, 3751000), (10, 3000800), (11, 2728000), (16, 1875500), (20, 1500400), (22, 1364000), (25, 1200320), (31, 968000), (32, 937750), (40, 750200), (44, 682000), (50, 600160), (55, 545600), (62, 484000), (64, 468875), (80, 375100), (88, 341000), (100, 300080), (110, 272800), (121, 248000), (124, 242000), (125, 240064), (155, 193600), (160, 187550), (176, 170500), (200, 150040), (220, 136400), (242, 124000), (248, 121000), (250, 120032), (275, 109120), (310, 96800), (320, 93775), (341, 88000), (352, 85250), (400, 75020), (440, 68200), (484, 62000), (496, 60500), (500, 60016), (550, 54560), (605, 49600), (620, 48400), (682, 44000), (704, 42625), (775, 38720), (800, 37510), (880, 34100), (968, 31000), (992, 30250), (1000, 30008), (1100, 27280), (1210, 24800), (1240, 24200), (1364, 22000), (1375, 21824), (1550, 19360), (1600, 18755), (1705, 17600), (1760, 17050), (1936, 15500), (1984, 15125), (2000, 15004), (2200, 13640), (2420, 12400), (2480, 12100), (2728, 11000), (2750, 10912), (3025, 9920), (3100, 9680), (3410, 8800), (3520, 8525), (3751, 8000), (3872, 7750), (3875, 7744), (4000, 7502), (4400, 6820), (4840, 6200), (4960, 6050), (5456, 5500)]