18902119040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{47407}}^1$

素因数の和:47522

約数の個数: 128

約数和(自身を含む): 52224652800

約数和(自身を除く): 33322533760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 128, 140, 160, 178, 224, 280, 320, 356, 445, 448, 560, 623, 640, 712, 890, 896, 1120, 1246, 1424, 1780, 2240, 2492, 2848, 3115, 3560, 4480, 4984, 5696, 6230, 7120, 9968, 11392, 12460, 14240, 19936, 24920, 28480, 39872, 47407, 49840, 56960, 79744, 94814, 99680, 189628, 199360, 237035, 331849, 379256, 398720, 474070, 663698, 758512, 948140, 1327396, 1517024, 1659245, 1896280, 2654792, 3034048, 3318490, 3792560, 4219223, 5309584, 6068096, 6636980, 7585120, 8438446, 10619168, 13273960, 15170240, 16876892, 21096115, 21238336, 26547920, 29534561, 30340480, 33753784, 42192230, 42476672, 53095840, 59069122, 67507568, 84384460, 106191680, 118138244, 135015136, 147672805, 168768920, 212383360, 236276488, 270030272, 295345610, 337537840, 472552976, 540060544, 590691220, 675075680, 945105952, 1181382440, 1350151360, 1890211904, 2362764880, 2700302720, 3780423808, 4725529760, 9451059520, 18902119040]

約数ペア:

[(1, 18902119040), (2, 9451059520), (4, 4725529760), (5, 3780423808), (7, 2700302720), (8, 2362764880), (10, 1890211904), (14, 1350151360), (16, 1181382440), (20, 945105952), (28, 675075680), (32, 590691220), (35, 540060544), (40, 472552976), (56, 337537840), (64, 295345610), (70, 270030272), (80, 236276488), (89, 212383360), (112, 168768920), (128, 147672805), (140, 135015136), (160, 118138244), (178, 106191680), (224, 84384460), (280, 67507568), (320, 59069122), (356, 53095840), (445, 42476672), (448, 42192230), (560, 33753784), (623, 30340480), (640, 29534561), (712, 26547920), (890, 21238336), (896, 21096115), (1120, 16876892), (1246, 15170240), (1424, 13273960), (1780, 10619168), (2240, 8438446), (2492, 7585120), (2848, 6636980), (3115, 6068096), (3560, 5309584), (4480, 4219223), (4984, 3792560), (5696, 3318490), (6230, 3034048), (7120, 2654792), (9968, 1896280), (11392, 1659245), (12460, 1517024), (14240, 1327396), (19936, 948140), (24920, 758512), (28480, 663698), (39872, 474070), (47407, 398720), (49840, 379256), (56960, 331849), (79744, 237035), (94814, 199360), (99680, 189628)]