215285910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1069}}^1$

素因数の和:1230

約数の個数: 96

約数和(自身を含む): 605996640

約数和(自身を除く): 390710730

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 137, 147, 210, 245, 274, 294, 411, 490, 685, 735, 822, 959, 1069, 1370, 1470, 1918, 2055, 2138, 2877, 3207, 4110, 4795, 5345, 5754, 6414, 6713, 7483, 9590, 10690, 13426, 14385, 14966, 16035, 20139, 22449, 28770, 32070, 33565, 37415, 40278, 44898, 52381, 67130, 74830, 100695, 104762, 112245, 146453, 157143, 201390, 224490, 261905, 292906, 314286, 439359, 523810, 732265, 785715, 878718, 1025171, 1464530, 1571430, 2050342, 2196795, 3075513, 4393590, 5125855, 6151026, 7176197, 10251710, 14352394, 15377565, 21528591, 30755130, 35880985, 43057182, 71761970, 107642955, 215285910]

約数ペア:

[(1, 215285910), (2, 107642955), (3, 71761970), (5, 43057182), (6, 35880985), (7, 30755130), (10, 21528591), (14, 15377565), (15, 14352394), (21, 10251710), (30, 7176197), (35, 6151026), (42, 5125855), (49, 4393590), (70, 3075513), (98, 2196795), (105, 2050342), (137, 1571430), (147, 1464530), (210, 1025171), (245, 878718), (274, 785715), (294, 732265), (411, 523810), (490, 439359), (685, 314286), (735, 292906), (822, 261905), (959, 224490), (1069, 201390), (1370, 157143), (1470, 146453), (1918, 112245), (2055, 104762), (2138, 100695), (2877, 74830), (3207, 67130), (4110, 52381), (4795, 44898), (5345, 40278), (5754, 37415), (6414, 33565), (6713, 32070), (7483, 28770), (9590, 22449), (10690, 20139), (13426, 16035), (14385, 14966)]