19507800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 192

約数和(自身を含む): 67808160

約数和(自身を除く): 48300360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 41, 50, 52, 60, 61, 65, 75, 78, 82, 100, 104, 120, 122, 123, 130, 150, 156, 164, 183, 195, 200, 205, 244, 246, 260, 300, 305, 312, 325, 328, 366, 390, 410, 488, 492, 520, 533, 600, 610, 615, 650, 732, 780, 793, 820, 915, 975, 984, 1025, 1066, 1220, 1230, 1300, 1464, 1525, 1560, 1586, 1599, 1640, 1830, 1950, 2050, 2132, 2379, 2440, 2460, 2501, 2600, 2665, 3050, 3075, 3172, 3198, 3660, 3900, 3965, 4100, 4264, 4575, 4758, 4920, 5002, 5330, 6100, 6150, 6344, 6396, 7320, 7503, 7800, 7930, 7995, 8200, 9150, 9516, 10004, 10660, 11895, 12200, 12300, 12505, 12792, 13325, 15006, 15860, 15990, 18300, 19032, 19825, 20008, 21320, 23790, 24600, 25010, 26650, 30012, 31720, 31980, 32513, 36600, 37515, 39650, 39975, 47580, 50020, 53300, 59475, 60024, 62525, 63960, 65026, 75030, 79300, 79950, 95160, 97539, 100040, 106600, 118950, 125050, 130052, 150060, 158600, 159900, 162565, 187575, 195078, 237900, 250100, 260104, 300120, 319800, 325130, 375150, 390156, 475800, 487695, 500200, 650260, 750300, 780312, 812825, 975390, 1300520, 1500600, 1625650, 1950780, 2438475, 3251300, 3901560, 4876950, 6502600, 9753900, 19507800]

約数ペア:

[(1, 19507800), (2, 9753900), (3, 6502600), (4, 4876950), (5, 3901560), (6, 3251300), (8, 2438475), (10, 1950780), (12, 1625650), (13, 1500600), (15, 1300520), (20, 975390), (24, 812825), (25, 780312), (26, 750300), (30, 650260), (39, 500200), (40, 487695), (41, 475800), (50, 390156), (52, 375150), (60, 325130), (61, 319800), (65, 300120), (75, 260104), (78, 250100), (82, 237900), (100, 195078), (104, 187575), (120, 162565), (122, 159900), (123, 158600), (130, 150060), (150, 130052), (156, 125050), (164, 118950), (183, 106600), (195, 100040), (200, 97539), (205, 95160), (244, 79950), (246, 79300), (260, 75030), (300, 65026), (305, 63960), (312, 62525), (325, 60024), (328, 59475), (366, 53300), (390, 50020), (410, 47580), (488, 39975), (492, 39650), (520, 37515), (533, 36600), (600, 32513), (610, 31980), (615, 31720), (650, 30012), (732, 26650), (780, 25010), (793, 24600), (820, 23790), (915, 21320), (975, 20008), (984, 19825), (1025, 19032), (1066, 18300), (1220, 15990), (1230, 15860), (1300, 15006), (1464, 13325), (1525, 12792), (1560, 12505), (1586, 12300), (1599, 12200), (1640, 11895), (1830, 10660), (1950, 10004), (2050, 9516), (2132, 9150), (2379, 8200), (2440, 7995), (2460, 7930), (2501, 7800), (2600, 7503), (2665, 7320), (3050, 6396), (3075, 6344), (3172, 6150), (3198, 6100), (3660, 5330), (3900, 5002), (3965, 4920), (4100, 4758), (4264, 4575)]