About the Number

210850380

210850379 ← → 210850381

2進数表記:1100100100010101001001001100

漢数字表記:二億千八十五万三百八十

素因数分解:

2 2 × 3 2 × 5 1 × 13 1 × 90107 1

素因数の和:90135
約数の個数: 72
約数和(自身を含む): 688785552
約数和(自身を除く): 477935172

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 90107, 180214, 270321, 360428, 450535, 540642, 810963, 901070, 1081284, 1171391, 1351605, 1621926, 1802140, 2342782, 2703210, 3243852, 3514173, 4054815, 4685564, 5406420, 5856955, 7028346, 8109630, 10542519, 11713910, 14056692, 16219260, 17570865, 21085038, 23427820, 35141730, 42170076, 52712595, 70283460, 105425190, 210850380]

約数ペア:
[(1, 210850380), (2, 105425190), (3, 70283460), (4, 52712595), (5, 42170076), (6, 35141730), (9, 23427820), (10, 21085038), (12, 17570865), (13, 16219260), (15, 14056692), (18, 11713910), (20, 10542519), (26, 8109630), (30, 7028346), (36, 5856955), (39, 5406420), (45, 4685564), (52, 4054815), (60, 3514173), (65, 3243852), (78, 2703210), (90, 2342782), (117, 1802140), (130, 1621926), (156, 1351605), (180, 1171391), (195, 1081284), (234, 901070), (260, 810963), (390, 540642), (468, 450535), (585, 360428), (780, 270321), (1170, 180214), (2340, 90107)]

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