219249940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{673}}^1$

素因数の和:881

約数の個数: 96

約数和(自身を含む): 570689280

約数和(自身を除く): 351439340

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 179, 182, 260, 358, 364, 455, 673, 716, 895, 910, 1253, 1346, 1790, 1820, 2327, 2506, 2692, 3365, 3580, 4654, 4711, 5012, 6265, 6730, 8749, 9308, 9422, 11635, 12530, 13460, 16289, 17498, 18844, 23270, 23555, 25060, 32578, 34996, 43745, 46540, 47110, 61243, 65156, 81445, 87490, 94220, 120467, 122486, 162890, 174980, 240934, 244972, 306215, 325780, 481868, 602335, 612430, 843269, 1204670, 1224860, 1566071, 1686538, 2409340, 3132142, 3373076, 4216345, 6264284, 7830355, 8432690, 10962497, 15660710, 16865380, 21924994, 31321420, 43849988, 54812485, 109624970, 219249940]

約数ペア:

[(1, 219249940), (2, 109624970), (4, 54812485), (5, 43849988), (7, 31321420), (10, 21924994), (13, 16865380), (14, 15660710), (20, 10962497), (26, 8432690), (28, 7830355), (35, 6264284), (52, 4216345), (65, 3373076), (70, 3132142), (91, 2409340), (130, 1686538), (140, 1566071), (179, 1224860), (182, 1204670), (260, 843269), (358, 612430), (364, 602335), (455, 481868), (673, 325780), (716, 306215), (895, 244972), (910, 240934), (1253, 174980), (1346, 162890), (1790, 122486), (1820, 120467), (2327, 94220), (2506, 87490), (2692, 81445), (3365, 65156), (3580, 61243), (4654, 47110), (4711, 46540), (5012, 43745), (6265, 34996), (6730, 32578), (8749, 25060), (9308, 23555), (9422, 23270), (11635, 18844), (12530, 17498), (13460, 16289)]