216560340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{16481}}^1$

素因数の和:16569

約数の個数: 72

約数和(自身を含む): 665938728

約数和(自身を除く): 449378388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 6570, 13140, 16481, 32962, 49443, 65924, 82405, 98886, 148329, 164810, 197772, 247215, 296658, 329620, 494430, 593316, 741645, 988860, 1203113, 1483290, 2406226, 2966580, 3609339, 4812452, 6015565, 7218678, 10828017, 12031130, 14437356, 18046695, 21656034, 24062260, 36093390, 43312068, 54140085, 72186780, 108280170, 216560340]

約数ペア:

[(1, 216560340), (2, 108280170), (3, 72186780), (4, 54140085), (5, 43312068), (6, 36093390), (9, 24062260), (10, 21656034), (12, 18046695), (15, 14437356), (18, 12031130), (20, 10828017), (30, 7218678), (36, 6015565), (45, 4812452), (60, 3609339), (73, 2966580), (90, 2406226), (146, 1483290), (180, 1203113), (219, 988860), (292, 741645), (365, 593316), (438, 494430), (657, 329620), (730, 296658), (876, 247215), (1095, 197772), (1314, 164810), (1460, 148329), (2190, 98886), (2628, 82405), (3285, 65924), (4380, 49443), (6570, 32962), (13140, 16481)]