123747240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:691

約数の個数: 128

約数和(自身を含む): 390044160

約数和(自身を除く): 266296920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 47, 60, 74, 94, 111, 120, 141, 148, 185, 188, 222, 235, 282, 296, 370, 376, 444, 470, 555, 564, 593, 705, 740, 888, 940, 1110, 1128, 1186, 1410, 1480, 1739, 1779, 1880, 2220, 2372, 2820, 2965, 3478, 3558, 4440, 4744, 5217, 5640, 5930, 6956, 7116, 8695, 8895, 10434, 11860, 13912, 14232, 17390, 17790, 20868, 21941, 23720, 26085, 27871, 34780, 35580, 41736, 43882, 52170, 55742, 65823, 69560, 71160, 83613, 87764, 104340, 109705, 111484, 131646, 139355, 167226, 175528, 208680, 219410, 222968, 263292, 278710, 329115, 334452, 418065, 438820, 526584, 557420, 658230, 668904, 836130, 877640, 1031227, 1114840, 1316460, 1672260, 2062454, 2632920, 3093681, 3344520, 4124908, 5156135, 6187362, 8249816, 10312270, 12374724, 15468405, 20624540, 24749448, 30936810, 41249080, 61873620, 123747240]

約数ペア:

[(1, 123747240), (2, 61873620), (3, 41249080), (4, 30936810), (5, 24749448), (6, 20624540), (8, 15468405), (10, 12374724), (12, 10312270), (15, 8249816), (20, 6187362), (24, 5156135), (30, 4124908), (37, 3344520), (40, 3093681), (47, 2632920), (60, 2062454), (74, 1672260), (94, 1316460), (111, 1114840), (120, 1031227), (141, 877640), (148, 836130), (185, 668904), (188, 658230), (222, 557420), (235, 526584), (282, 438820), (296, 418065), (370, 334452), (376, 329115), (444, 278710), (470, 263292), (555, 222968), (564, 219410), (593, 208680), (705, 175528), (740, 167226), (888, 139355), (940, 131646), (1110, 111484), (1128, 109705), (1186, 104340), (1410, 87764), (1480, 83613), (1739, 71160), (1779, 69560), (1880, 65823), (2220, 55742), (2372, 52170), (2820, 43882), (2965, 41736), (3478, 35580), (3558, 34780), (4440, 27871), (4744, 26085), (5217, 23720), (5640, 21941), (5930, 20868), (6956, 17790), (7116, 17390), (8695, 14232), (8895, 13912), (10434, 11860)]