197631900

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{2711}}^1$

素因数の和:2743

約数の個数: 126

約数和(自身を含む): 643234872

約数和(自身を除く): 445602972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 729, 810, 900, 972, 1215, 1350, 1458, 1620, 2025, 2430, 2700, 2711, 2916, 3645, 4050, 4860, 5422, 6075, 7290, 8100, 8133, 10844, 12150, 13555, 14580, 16266, 18225, 24300, 24399, 27110, 32532, 36450, 40665, 48798, 54220, 67775, 72900, 73197, 81330, 97596, 121995, 135550, 146394, 162660, 203325, 219591, 243990, 271100, 292788, 365985, 406650, 439182, 487980, 609975, 658773, 731970, 813300, 878364, 1097955, 1219950, 1317546, 1463940, 1829925, 1976319, 2195910, 2439900, 2635092, 3293865, 3659850, 3952638, 4391820, 5489775, 6587730, 7319700, 7905276, 9881595, 10979550, 13175460, 16469325, 19763190, 21959100, 32938650, 39526380, 49407975, 65877300, 98815950, 197631900]

約数ペア:

[(1, 197631900), (2, 98815950), (3, 65877300), (4, 49407975), (5, 39526380), (6, 32938650), (9, 21959100), (10, 19763190), (12, 16469325), (15, 13175460), (18, 10979550), (20, 9881595), (25, 7905276), (27, 7319700), (30, 6587730), (36, 5489775), (45, 4391820), (50, 3952638), (54, 3659850), (60, 3293865), (75, 2635092), (81, 2439900), (90, 2195910), (100, 1976319), (108, 1829925), (135, 1463940), (150, 1317546), (162, 1219950), (180, 1097955), (225, 878364), (243, 813300), (270, 731970), (300, 658773), (324, 609975), (405, 487980), (450, 439182), (486, 406650), (540, 365985), (675, 292788), (729, 271100), (810, 243990), (900, 219591), (972, 203325), (1215, 162660), (1350, 146394), (1458, 135550), (1620, 121995), (2025, 97596), (2430, 81330), (2700, 73197), (2711, 72900), (2916, 67775), (3645, 54220), (4050, 48798), (4860, 40665), (5422, 36450), (6075, 32532), (7290, 27110), (8100, 24399), (8133, 24300), (10844, 18225), (12150, 16266), (13555, 14580)]