217005320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{2089}}^1$

素因数の和:2167

約数の個数: 96

約数和(自身を含む): 578971800

約数和(自身を除く): 361966480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 53, 56, 70, 98, 106, 140, 196, 212, 245, 265, 280, 371, 392, 424, 490, 530, 742, 980, 1060, 1484, 1855, 1960, 2089, 2120, 2597, 2968, 3710, 4178, 5194, 7420, 8356, 10388, 10445, 12985, 14623, 14840, 16712, 20776, 20890, 25970, 29246, 41780, 51940, 58492, 73115, 83560, 102361, 103880, 110717, 116984, 146230, 204722, 221434, 292460, 409444, 442868, 511805, 553585, 584920, 775019, 818888, 885736, 1023610, 1107170, 1550038, 2047220, 2214340, 3100076, 3875095, 4094440, 4428680, 5425133, 6200152, 7750190, 10850266, 15500380, 21700532, 27125665, 31000760, 43401064, 54251330, 108502660, 217005320]

約数ペア:

[(1, 217005320), (2, 108502660), (4, 54251330), (5, 43401064), (7, 31000760), (8, 27125665), (10, 21700532), (14, 15500380), (20, 10850266), (28, 7750190), (35, 6200152), (40, 5425133), (49, 4428680), (53, 4094440), (56, 3875095), (70, 3100076), (98, 2214340), (106, 2047220), (140, 1550038), (196, 1107170), (212, 1023610), (245, 885736), (265, 818888), (280, 775019), (371, 584920), (392, 553585), (424, 511805), (490, 442868), (530, 409444), (742, 292460), (980, 221434), (1060, 204722), (1484, 146230), (1855, 116984), (1960, 110717), (2089, 103880), (2120, 102361), (2597, 83560), (2968, 73115), (3710, 58492), (4178, 51940), (5194, 41780), (7420, 29246), (8356, 25970), (10388, 20890), (10445, 20776), (12985, 16712), (14623, 14840)]