121738400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{21739}}^1$

素因数の和:21766

約数の個数: 72

約数和(自身を含む): 339665760

約数和(自身を除く): 217927360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 21739, 43478, 86956, 108695, 152173, 173912, 217390, 304346, 347824, 434780, 543475, 608692, 695648, 760865, 869560, 1086950, 1217384, 1521730, 1739120, 2173900, 2434768, 3043460, 3478240, 3804325, 4347800, 4869536, 6086920, 7608650, 8695600, 12173840, 15217300, 17391200, 24347680, 30434600, 60869200, 121738400]

約数ペア:

[(1, 121738400), (2, 60869200), (4, 30434600), (5, 24347680), (7, 17391200), (8, 15217300), (10, 12173840), (14, 8695600), (16, 7608650), (20, 6086920), (25, 4869536), (28, 4347800), (32, 3804325), (35, 3478240), (40, 3043460), (50, 2434768), (56, 2173900), (70, 1739120), (80, 1521730), (100, 1217384), (112, 1086950), (140, 869560), (160, 760865), (175, 695648), (200, 608692), (224, 543475), (280, 434780), (350, 347824), (400, 304346), (560, 217390), (700, 173912), (800, 152173), (1120, 108695), (1400, 86956), (2800, 43478), (5600, 21739)]